正确答案:B
错
错
3JgpQcAaBVY6QEAWgWMHgCgVcDoAQBaBYweAKBVwOgBAFoFjB4AoFXA6AEAWgTR/9W3LmcTJPnKAAAAAElFTkSuQmCC
对
正确答案:A
错
对
w63wX4JyoAAFAjHuXuHQAAANWAoA8AADUCQR8AAGoEgj4AANQIBH0AAKgRCPoAAFAjEPQBAKBGIOgDAECNQNAHAIAagaAPAAC1geh/ARWKdCNiLDYAAAAASUVORK5CYII=
对
正确答案:A
错
对
kLQYGHgCAz2IPfuQtBi61AQBAVvjEAwAAWWHgAQCArDDwAABAVhh4AAAgKww8AACQFQYeAADICgMPAABkhYEHAACywsADAABZYeABAICsMPAAAEBWGHgAACArDDwAAJAVBh4AAMgKAw8AAGRE9H9ovW+/ANBJlgAAAABJRU5ErkJggg==
对
正确答案:C
错
Tr4m99EDwAAMAZmq0AAMAZggcAADhD8AAAAGcIHgAA4AzBAwAAnCF4AACAMwQPAABwhuABAADOEDwAAMAZggcAADgi+j89K/onUtDWiwAAAABJRU5ErkJggg==
对
正确答案:B
错
SCV0gAANQKQawuvSfqryfkhQhkAAB1QRCrTZuG/hPdzL9QV3oFEwAAVAc3dgAAQGOhJQYAAI2FIAYAAI2FIAYAAI2FIAYAAI2FIAYAAA1F9H8KE5jH60hlfAAAAABJRU5ErkJggg==
对
正确答案:D
错
7VRIYQQQoiMxV/KFEIIIcTXT1pQ6O6EEEIIIVrRHQohhBBCTEYFhRBCCCEmo4JCCCGEEJNRQSGEEEKIyaigEEIIIcRkVFAIIYQQYjIqKIQQQggxka77P4s5UHPYMunfAAAAAElFTkSuQmCC
对
错
J/23KTED3RbL6h94fHG3n9AtwKXBgGABgxnAkAAIwYkgAAwIghCQAAjBiSAADAiCEJAACMGJIAAMCIIQkAAIwYkgAAwIghCQAAjBiSAADAaBH9D8+V5OOR3yCuAAAAAElFTkSuQmCC
对
正确答案:A
错
59guY/GTaOwAAAAAElFTkSuQmCC
对
错
D4sIYAVxLQu0OrC6mUMvd4AwvydcgptnQcoN4QuAirKHaMjAEW5YzQAKModowFAUe4YDQCKcrcAAAAABJRU5ErkJggg==
对
正确答案:C
错
2G6McbcxYPKGHM8HlTGmOPxoDLGHI8HlTHmeDyojDHH40FljDkeDypjzOF8fPwDXJtZeOo/iWMAAAAASUVORK5CYII=
A. 0kgE6ftL+b2sKmZ2cGmzgSv+tLBps4ELT3Y2GlgU2eADZ0WNnUG2NBpYVMzs4NNzcwONjUzO9jUzOxgUzMzA+A/UoBBBeu8CuYAAAAASUVORK5CYII=
正确答案:D
B. oc4T+BgrnqkhyaDQz8VjT3MuHOECPcaKqIcERBABiKaABJNbCSIo0RQQPeaK6BCRNuFEHnNFj7EighBtH0gguZVSiIggRFpA9Jgrot1EVkDtfMwVPcaKqMHMlEjhJbnVO0ZKEp42o9CThuIOZSIQRACiHUQgiDZDAiKIAJCACCIAJCCCCAAJiCB8A/AXgaIB4FtCa0MAAAAASUVORK5CYII=
正确答案:B
C. yghtGeV3G5pyrLYJPXlp8RJ689LipYxJb14+bSAB68vLipeEqz8vK14Srv5QwUZoCsB/fu7VE+qPmEkAAAAASUVORK5CYII=
D. u7fOV/YmU6JX68zgC8vr7KV17pmE6JDccyu8IrHdMpbLY8bDqmU2ilY+OlYdMxncGG08OmYzqDDaeHTccwPcOmY5ieYdMxTM+w6RimZ9h0DNMrAP8BepIzlvF+HDEAAAAASUVORK5CYII=
正确答案:B
5mQraSViVCTILZIiiksJqdyddiX2X88qyNk3+BnhAng5sjpwVSmb7PL4+/Xyxski8mk4NGYdDb528iEECbC+7NC3+XyYjLI9AM5vX4ry6taXB7LifQG4+i7EtPhbyMTsg3wK3YZennMUBDSTnhpnMEESEi7YSLMYTIkpL0wERJCWg8TISGk9TAREkJaDxMhIaT1MBESQlqOyP94B7qg8JSQmgAAAABJRU5ErkJggg==
A. L6euPvxXc2p4v56C0pPHBaoN1kXtWU7qCGS8kyMudfSuvNBmWXYFdWM+nOCOTf7GhA9wuAGa74f485fLhBEewsM+7JRs6xRnZJ44oklNSJCkZkcudCfr1kT2mKDORTI5iWsFpe2Z/jqx8fGk+mmB9aj2PUuVRFpQD3AFm2h+CodLOYQAAAABJRU5ErkJggg==
正确答案:A
B. sms7mbWkiRWRjEuSkwAR/GfQNXnHAfnr9Y4s2NW9FmkNnL9l63ebsvRea7PQTuGkZ60HrWRYqy0JlWSxIFjgDPzynLxAckpAAAAAASUVORK5CYII=
正确答案:A
C. QypGRB587wP6L7jI/pzeCSOYpv4UgmgCUTwJIJYMkEsGQCWDIBLFk5AP8Augi9mfNOnmUAAAAASUVORK5CYII=
正确答案:B
D. 6/jXIJj3QCWDoBLJ0Alk4ASyeApRPA0glg6QSwdAJYOgEsnQCWTgBLfzrAXzAfH6Ea0CCcAAAAAElFTkSuQmCC
正确答案:D
TI5Kg2ITxxrQDI74CjmtTiP8hwEmh7/YurN+G9+QxcRmvZSPl3C7JOljwE3Fql+S9ERM7czRO75J8GPwMtwye0i2DBbcMFtwyWHDLYMEtgwW3DBbcKgD+A3N9yx+aEwajAAAAAElFTkSuQmCC
A. 0
正确答案:B
B. 1
C. ∞
D. K3g1nZ8OQelJY0PVhusi9yzmtIVzHAhQV7u7Et5pcmw7Arswno+xhmZ/IMN7eF6BjDrFfenKZf3RziAhW3eLdnQMc7IPnFEkZySIknJgFzuTNDPj+wxRZmJZHIU0wqO2yP7U2Tlw0vz1gTrU+t5lCqP8q1ygBvacx+EeDn4qwAAAABJRU5ErkJggg==
正确答案:B
BbaU6NGJyhLD/1sEwjGz29jsQwzA+P3aAGIaRjR0ghmFkYweIYRjZ2AFiGEY2doAYhpGNHSCGYWQC8AcoT9zUN8IV3QAAAABJRU5ErkJggg==
A. 13gDidWyAbvgrP/2wubvGs8BsziZD+LVl4d8+JM3N2z+rvEGYhbX0ndkxR4lWWHZ1j22+bvGG4qumt00SnXPdc7k3zPeMfO+zilUu04trM2J3Np2zUl0+yvM9+8W8ev1fDs+nudCJYoLlSguVKK4MAF+ADEDM3bZdXgQAAAAAElFTkSuQmCC
正确答案:B
B. 35FbgntIBb4SxPlKEOcrQZyvBHFGWCzRmeL8hKILQXH1gvrnFrunorsg5AItzikWSnSmuPechRKdKc7F2SjRmeJUnLUSnSm8Pa1iu0RnSvg/5ytBnK88sDjgLytviP4iQPoAAAAAAElFTkSuQmCC
正确答案:A
C. FoBZsSvFsCFuOFXK3CU9KBJeRCellZQpyMQwg4EHXMu5B8mP2wuyGCDLAyOzeuymZalI+YRnevEMI9hYkJl2QauXSR761pzlMy2ydTlEXT3PVkfiS97dmeXogK6n6QeqNVrFU1OCkMXw4h5pZohQSyMaMkpZ0YyTMiB381CO5JK0LAZEPGpvetZtkf4YR36LR7T8CajoY88gZi6OsLdAeE6611SgJ83ClTyTNt0Y0kU84hxaiIM6yVIpZi8EZlM5+hbR5TR/kspCaFZi2mNZP31zam2DOVBe93WspsZPZyKGmcfiNl4F9MAR5Jo9qpVNsfxgAAAABJRU5ErkJggg==
正确答案:B
D. AEY/i6yGpuei5xSTbLMlN1uflBSit9TfIU9zk8MraiLeGoyjdB2DdB2DczEwZ+AZfbl4cITdq7AAAAAElFTkSuQmCC
正确答案:A
+GPJCDwDoHzxoAACQCIYIAAASQQcLAJAIOlgAgETQwQIAJIIOFgAgCaJ/CI+UnLZpGl4AAAAASUVORK5CYII=
A. mhS0oaZqxHX8Da+2QA3qmon1uxFT0CtNkCZucbeCSaqWuvD8CayeyWEx1nfE+rr+YXmEfpyovx+oaXvxsgMS/x1raOjy96GH+PzY1ZmFTYxY2LYAzZcLeFJCDcnUAAAAASUVORK5CYII=
正确答案:C
B. EjR/Fn2h9ibTQhtdGE1EYTUhs3IgQ4As0+DOhuefoWAAAAAElFTkSuQmCC
正确答案:D
C. ZdeCDO+ZuEDox43h65+YjTY869j0nykLvrogHY/90KexzXGFmKMwMhZmhMDNOAPwAmC7k72pD+9gAAAAASUVORK5CYII=
正确答案:B
D. o/2jUFo3xiE9o0HEQr8AjDVo9laz8MZAAAAAElFTkSuQmCC
正确答案:A
cn2J8mV0kpx0QvfaPBJ8O4GugUlu5tf06ChQbptaBn1NIc+0ymZ9JrRANVUc4AvfRVlJMH4D9UQNh/CnE1xgAAAABJRU5ErkJggg==
A. ytJREd5Vn77MN8au0PTpUxMz2sEtWXl8azM5fcX1peiDSoTBOjWcJtGzXqwKKOJxEUUQi53q+p7+T2x9h5/KqpZvi8JGwx2Z7vEoQH0a462U22jjyYGKxMz7j2wu30xrf+V1rWkhy75h7aIgQxp65m62pDRvv63QsUZ6SKveRbaQMXRBiqONlBpgH9+YnTKu9tt8gAAAABJRU5ErkJggg==
正确答案:C
B. EteNg3KBZ/wAAAABJRU5ErkJggg==
C. WY7DvycnVcvhN6Vk/LxxJLoxOKE9K51kxgQoSGtJUgKLSi9ayMmtchh3RdnzztpkM62HpjzASiJFAjARiJBAjgRgJxEggRgIxEgB8AcsNXMjSbev1AAAAAElFTkSuQmCC
正确答案:D
D. ucLkLS50Q5bQaXWNos91Lx5Or1RvicDs2innbr36aFAM2oWPwZVK3/cA2gd2Xvb1C1frMAR0sUuZ79+OmC8W9x2Q6WgQsAfAMavIYGllU+cwAAAABJRU5ErkJggg==
正确答案:A
0A8DmeEa2pjhGtqY4RramOEamng8fgDbx4ZwHF5d/wAAAABJRU5ErkJggg==
A. ARusxqztouW6DDvPrbUAit0DV/PpQkMia1MmvD4bwZKI+1XLz44ACr6cH4BtbhJf4XT5VJgAAAABJRU5ErkJggg==
正确答案:B
B. pacTZIj5sx7i3oHjpFB1+HfxIr3efeB0cDRbCgqgY9zocK8PVGD8z4/D5fiEGIGCbAALEAASIAQgQAxAgBiBADECAGIAAMQABYgACxAAMRP8B6XuvqAnX4P4AAAAASUVORK5CYII=
正确答案:A
C. AP6jFlYbS/CboAAAAASUVORK5CYII=
D. G91ZzJIer5/aRI2f7PZAIs+ISg4MupbRqab9XqtPznSCeBIJ4BFJ4BFJ4BFJ4BFJ4BFJ4BFJ4BFJ4BFJ4BFnxyAf06yzSkdkIaSAAAAAElFTkSuQmCC
正确答案:D
2wS2cTmbw8/JL1At0wp+J3JQQhIzIJ5QgZEQCShAyIgElCBmRgBKEbAD8AoBymeJ8xuJUAAAAAElFTkSuQmCC
A. 9fCg/+CMeA2PcAmsT4J11UDVzAwzgK8dvROt7B6pW6bocTZkS8wx6rJptYGtvUAXy3ghqmT6cIBubeH3xN5jn1NmiCQH7JAlealK0Ebv8ZwgDylzS1ub3D1QYvI2Z9FyQaz1DIXKUKgMhcpQqAyFyowDcAV1Q+CeMsQUAQAAAABJRU5ErkJggg==
正确答案:C
B. djxCNrNtNrBQV6gt2FOCKnoYGroNxI+26ja8ytkogOmn3rdQPNxAPl1Hf8THYyJK5ePCCEQzZR6pFO3wLROS7/baTcU96PUsCg1LEoNi9IC8A3j7aWjt+K4LAAAAABJRU5ErkJggg==
正确答案:C
C. Mp73Al8IuFwHdc+mo3mWI5W8lVvEJlytd8f4aLG2BM0q5AsXyKNxiPDh7PXnoqIDOwSOo88XLPU+8C5ZlPIfC9dhuL8neQ8Tr7z0In4pcygasTdHaeq2ByFUyuwr/KAV6D6nfI8V9ImwAAAABJRU5ErkJggg==
正确答案:D
D. 5lRfp9f0i0yRiCqXNoLOaQaD5uy6/Ata7TfquvsYknqzU0IoxGhNGIMBaiD+Gy7mRjv52GAAAAAElFTkSuQmCC
正确答案:D
7y/eGrKWfAAAAAASUVORK5CYII=
A. N22xmvna7m4WyPFxBiI/F4nLY9g24jKkNjX+OR3PebC790kzyf0hDz93vkMZfWkEqoxWkMlpBqqLrfgF1U5tSz7BpmAAAAABJRU5ErkJggg==
正确答案:C
B. Dy0PzygDk8MH0ngKjHlksgzWsV6OfV2qxqDYa8c5eH+YxFuWdofz12PD/+PiPzeF1zPIaM8trzCyvMbO8xszyGjPLa8vl8gfIkjzUpO0ygAAAAABJRU5ErkJggg==
正确答案:D
C. xsB/rSLPF2Z6Km0n4yav4+1z6p7K4jhrcotTgFqUGtyTb9gmnwxVJY4jbNwAAAABJRU5ErkJggg==
D. tW2HXRK3FkLbqu3XV6XGoAHHDmkPDh5cg5i2QMzmn30Ps0Op4U6jl6uWQOCrHWVhz60eb5fZLUV8HN/+MjHwHN36EboDjdAMXpBihON0BxugGK0w1QmsfjB5OuUPwcNiOhAAAAAElFTkSuQmCC
正确答案:D
hHfZFxx7r+Zp1uXA37epZ970R8LKK8RAN8XJD8AQGf4Cx14GwFXjY38bU8AwDBA0gNXFSQ/AMBaIAGCqwiSHwAAgMGB5AcAAGBwIPkBAAAYHEh+AAAABgeSHwAAgMGB5AcAAGBwIPkBAAAYHEh+AAAABgeSHwAAgMGB5AcAAGBwIPkBAAAYGCn9C6dSHh1VWO9UAAAAAElFTkSuQmCC
A. L6O0Lwr759x3vnqcHaS12K+ZR9ZvYUCB1MpAO6aljW36f0dszep9b79klXwWQp3zj9B9gzy7/KkCIPTv0pNRBM02mKssPj3t2WRTdMMyQWKZmEW6xn2M2OSmmUPkn7gAUkSwoIq0C8Ak3RWYDZS9HXgAAAABJRU5ErkJggg==
正确答案:D
B. rgTuCKOxd84aTYO4shG5H89yvN3lkMs5SbMl7ZSLQnOEo76uiM++eRQT3ZP2o46MW6G/qS9qV9oaTaO4th1qcAmE368ub7C+n2zmLIe3ZLuXcWA2bSnGAIrjBS753FMPtDN23gM4dxldnLLWdxNFl4Uu5CLeNrycwUkQgUkW4C8AXyRmMNvKYoWQAAAABJRU5ErkJggg==
正确答案:C
C. YSgtgKrzw9FOHDeg3gCVF0AqLoBETRCYiiExBFJyCKTkAU3TkA/wDXBmfDn49kLgAAAABJRU5ErkJggg==
正确答案:B
D. RUsS1/zujtGb1PF3tDSa+S5Vcw+Tr2tDe07VWyr70h9JSUQRMpM5XpgOO9oeSLTBg2SEgzkw+fGM9sEzkltDDbTrSeYFEIWBQCFoWARSFgUQhYFAIWhYBFWQDwH4QtisKPdSBkAAAAAElFTkSuQmCC
正确答案:C
ZEQBQGZsReQEADwIYGABARRD9Dxxf/M2s5NhoAAAAAElFTkSuQmCC
A. ICpsF430LzloD8u03/yg7X0pcA9Qvj8mDkN6rG4BrobjfZZJt2ilXqeC5HnQuS5EHkuRJ4HgE9ToTEoRJr+2AAAAABJRU5ErkJggg==
正确答案:D
B. rZ5G6BEJO3OStkg1P7CUIlCJUg/oEEwAXmI5jceHIEGwAAAABJRU5ErkJggg==
C. MrBbTQWTqzAb7YgotXn2bhjbaiqYXAWTq7BO3tXf0w6xgkZypZH7qtSXkz6lE24tnLEQ+JZLX+Qls0nOVnKFnlCJbWt+vMLN9TBEaWeyST42DxjODl7vTnoykRlYJLaeeLmnqXeB0szHEPhdu59F+TfIeJ39b6EjcaZM4PKDzu5zFUyugqIc4AOD/He+q7eOqQAAAABJRU5ErkJggg==
正确答案:B
D. Bxn1c/rp6IJ0UkaI80HnS6oJLjfBUA7wDW1xgy8rk8T6AAAAAElFTkSuQmCC
正确答案:A
vO0Z4TRjhNWGE1wLwF2czDWZVbuv/AAAAAElFTkSuQmCC
A. 0
正确答案:D
B. XOPXpO3Il2fwR+z9bKds7cEiuzyE/jRlPPB6lkWJsvCZFmYLAfgAOxNpy3w1JUYAAAAAElFTkSuQmCC
正确答案:A
C. sHgj3C4A5rDnfgIeoBxvg9YWJyRPtdgZeVsiqsSUCCkNE+ViZ4J+/VScEpsZpEyMUlqOeXtm+xuiePohPpowJ60eR5o4spAY4A4Tt00RA7MDCwAAAABJRU5ErkJggg==
正确答案:D
D. 94SH+6DgaXkfbnvfqsL3hq8tTBBfxB9If1ZCEiEkEUISISQRE8AVHozB/yQEMSkAAAAASUVORK5CYII=
正确答案:D
CGBWZncAuvEPFa8F9iR4wOi10R3MIzpYJbeKZUsOCZUsGCZ0oFC54pFSx4pkQA/A8JDlbA5ShwGwAAAABJRU5ErkJggg==
A. 1
正确答案:A
B. +ahNWnLFcuhDLUw7fxNTdpUSQ0TYS/okHf2X5IwoT+B+AMoX5nyPDDsTkAAAAASUVORK5CYII=
正确答案:B
C. 2
D. -1
正确答案:C
8FrEATBCDnKjwwNgiAI8kRzDoIgGCHRnIMgCEZINOcgCIIREs05CIJghERzDoIgGCHRnIMgCEZINOcgCIIREs05CIJghERzDoIgGB0p/Q9p2XWailC6rQAAAABJRU5ErkJggg==
A. xBgZKizdMt/jRV8ZFjBR4YVfGRYwUcF8Bc9Kn6hXZRVAQAAAABJRU5ErkJggg==
正确答案:D
B. 3huImMsOscOef+TvM/m2wTJMLxiWI9lQYUxlt+4Dn3bRwwzU6Qy79McZ7zvdTu+U2giihwphjvBySFY6DboVjdsLDaIGPaILZfM6dSiNMwh70VdfEIDGflRPEHSFjEoOEjEkMEjImMUjImMQAAf4DUPq2jiHsBKsAAAAASUVORK5CYII=
正确答案:B
C. LtNTA80mFSZbvcEr/tpbVI+OYN89Cjk7zbF7R53MkwDDSYdw9sxe6pCLwvUmMXwNFrAVzKB2XyOruU7UqZ7+H96ZgaP2+ieYf4ANikzeNikzOBhkzKDh03KDB42KTN42KTM4GGTMgMH4D9HWyEnsTdqWwAAAABJRU5ErkJggg==
正确答案:D
D. C4HpYmFZIdiCl4Jn57GrtPHxPEjZATex+eNnJmEBfwlBjFcNebwGcygNF4zNVPb+xEu6D/eYPoDPbRGIL4xyCxE52BxE50BhI70RlI7ERnILETnYHETnQGEjvRGUjsREcA+B+BkLVUTGIRmwAAAABJRU5ErkJggg==
正确答案:C
hDnLoEwQHwnB0e/75mP3bCHa74QFGkxm83dzTNFZCCw2KEUSPoCc0QfQIcmiC6BHk0ATRI8ihCaI3APwPzsImHlAGMLwAAAAASUVORK5CYII=
A. HY/NtsfUlUoAAAAASUVORK5CYII=
正确答案:D
B. mtm/x6jGf+GxuI8ub4wvlGU63maSi5j3IjQrkRodycdX24UJQm95CR44kbEcqNCOVGhHJzx0JLjsQpwp8phxIjcYpsoSVG4hT5Hi0wEqfIFlpiJE6RJbTYSJwiWmARpUfiFHIf5UaEciNCeQF+AA4I5KnDuLwNAAAAAElFTkSuQmCC
正确答案:A
C. 8toqG2LoVjKr+tgbV1WITsun5Ec3OcnUO2QifbBt2/DMuF6ljsmZZmwtwW1gTrJsxtYUWwkYS5LWRoG8FkwtwWIePhO0Gw7wTBvnNlgoFPvKTXqiAvr+YAAAAASUVORK5CYII=
正确答案:A
D. ++fJshk6Ko53evBahv+5Y7wEhnySrAQAgshsBACCyGwEAILIbAQAgshsBACCyGwEAILIbAQAgshsBACC/kD8AuQvmIbIFUJ2wAAAABJRU5ErkJggg==
正确答案:D
u/HNzqZnfjm5zmVKtAAwFXJkCAAAAHcGVKQAAANARbKYAAABAR7CZAgAAAB3BZgoAAAB0BJspAAAA0BFspgAAAEBHsJkCAAAAnSD6H8y3bMMVCAYnAAAAAElFTkSuQmCC
A. 2
正确答案:D
B. 1
C. 0
D. 4
正确答案:A
正确答案:C
正确答案:D
正确答案:A
正确答案:D
正确答案:B
VEkQRHK6naMhCIJwgBwNQRDJIUdDEERyyNEQBJEccjQEQSSHHA1BEMkhR0MQRGIA/gP27X7L7cWCvgAAAABJRU5ErkJggg==
A. 4
正确答案:C
B. 3
C. 2
D. 1
正确答案:C
下列各微分方程中为一阶线性方程的是( )
A. l26elWXTs6OmkvHxfoFF3TcmkVrrF+WSLaH2kx1iTiajn2gCl1gv2Rgxcx7E+u4fJ9v6ouDM1V1e3DAH3wD2TBpzrEzoWoaVpUP6lxtbVJxToah5lfNMNB8l1HPx/dXBTdl7Kk7qu2XeA635D87stZqo3zJ+D1NURRAHG2sHtT4jqfTaTuvqilTXsJWcZ1Pov4nxs4wtqzDs93vGhHeNGO8KKdAHwAjC5o3QotlQEAAAAASUVORK5CYII=
正确答案:A
B. gCF85bfw5/ezAAAAABJRU5ErkJggg==
C. re6A2z65xwi9yB3Qi9wBvcgd0ItsHeA/0oWgZxzMoKUAAAAASUVORK5CYII=
正确答案:C
D. 3Bb2RrjlMzR1MWjKer+A9/cJkgSYzr+5cG753JnPnrH5wDoZY86lcG753BH7rzqM6Le1tTwEKwYjrBiMsGIwworBCCsGI6wYjLBisAH4C8D6vyCDMUFdAAAAAElFTkSuQmCC
正确答案:C
mYOr4sY2rYmYRhGg9iDOcMwjCtiD+YMwzCuiAVhwzCMK2JB2DAM44pYEDYMw7giFoQNwzCuiAVhwzCMK2JB2DAM42oA/B8FGbfDtEMZUwAAAABJRU5ErkJggg==
A. ANcc/wnm2DiSAAAAAElFTkSuQmCC
正确答案:A
B. Y4eVCLQZt1npxVgtzgHzG/S9UdRIDCjK0lMXWozHbBhyxP56kwF8S9QnworAACsCA6wIDLAiMMCKMDjAH6zv55dVkcWtAAAAAElFTkSuQmCC
正确答案:D
C. ExcxzDCxyF+oF4G6Dxeh4WORWcLD/vYKnQGMQi9xCme5he8yCRLGBRW5wa+Y5GFNdMJaumedYuIQjgNMFASwyASwyASwyASwyASwyASwyASzy5AD8A58YABQJ6VffAAAAAElFTkSuQmCC
正确答案:D
D. CScXEgytYNRRTSN2Qr3cFGtLYF3NF9vmu1Rz3Haak1h/wMySLc7oF+GFdMgVkyDWDENYsU0iBXTIFZMg1gxDWLFNAbwDgJNrGubsSYfAAAAAElFTkSuQmCC
正确答案:A
8i9fvlSpOrU+GNAyts8FceeJoXXxlvCZGf49akeAx8tJzEEIkakcyWUAaEwfxUiCGWL8NLFlD9nWAwQnv2KSdU2UFh85eL+IOE98tDlihH+U8QiCIAhCZ4K+5hIEQRAEDllMBEEQhN7IYiIIgiD0RhYTQRAEoTeymAiCIAg9AfgLCS/BSoGFLk0AAAAASUVORK5CYII=
A. 7kEJXThi9x1R4bWEmRepRYmiKqkBMJKTHbGh8KoBdB/cjwCsEUEqRmdBgruHgVtFHzIqfxDY9iYlITESyEhGAL7f7M62w3WXgAAAAAElFTkSuQmCC
正确答案:D
B. data:imageMmH8UtX3LDUNJoSNbhEqlxkQznAG9gAf85npGgEAAAAAElFTkSuQmCC
正确答案:B
C. 2
D. e
正确答案:A
下列结论中,( )是正确的
A. 基本初等函数都是单调函数
B. 偶函数的图形关于y轴对称
C. 奇函数的图形关于坐标原点对称
D. 周期函数都是有界函数
正确答案:C
5aWWaeQgBA3cACBAC0FliAAIDWAgEEALQWCCAAoLVAAAEArQUCCABoLRBAAEBrgQACAFoLBBAA0FKI/g+0QcWeXHyYnAAAAABJRU5ErkJggg==
A. Y5ZPO5/bVveU7PFuInATR3EzMGZlHGVF2tKYoy+3XkjbtBGuWx2FteBWQLsqgObkkOaaMbzcGpbEHNYiJXbyPfb3srf0Lo+d8ZOkwdGX252keDRSPBalfABJWX1Cd6RGPgAAAABJRU5ErkJggg==
正确答案:C
B. ZKxhFcDQkAanNXxX8lYBcT0DMKkZ4Kx3nu9hqannQ8v0cwwIxnNCgeECQ3UWOo4lnCWmikgLvCayWY0HvGTskRhgIbUUa3LElxTYjXXyPKfjFXAQqYW8Oid/tMpO5yX8BLVuDIcOD3g1eyAtWntA3fNgDrLKn4+AAAAAElFTkSuQmCC
正确答案:C
C. qmZ40UrCmOsvkHKkiNZDwSj9mB77o6mNaotWJC05xGY3VKWhxwS7bkXSPZPIw8r7GCP8Xp+7/oWmr3WeyBliRRSMxIoWLdswXMs8yQjwphlG0otrDcwDKws78xo0fZkQNr0MO3zSxPtwerflH8oSGE9TNlzXwhjlm0oCFJcVFJcTIgO8UlxQoOU2kkAAAAASUVORK5CYII=
正确答案:D
D. P4NNjmJqFkzKNQzuL8POwJrQNbPgvg1GiPhloowC3Gat7CQY8487bsUojZnbPWCAcGwsV4xUII3lGC0OjafXNBau8fcYbqyXkNtgF00Fdri+ETinNZbDk88S2+OgcWhzns5g4MRacRJaUSNWc3ELtKpBo9damyXu8gMz1mJ2p/8Y7qytTjclYrsHjEKmzEpEmZWIMisRZVYajuMFvcnZZKeizm4AAAAASUVORK5CYII=
正确答案:B
下列函数中为奇函数的是( )
A. q+WccUm21chZUjGR6+3OZT5kMVGxuHzH9uBmdmueD8DIhxNo3zbxMQnT0ZU8fzzo9mvg1xlTao2dzIQSyzIdq2Q0uY6aKjWlaolGvMo1QWaNk4Bp/E9B+jdfoHfiSfhzhHCL8O0mI+z90eEQwk5BgJiHBTEKCmWQAPz3OcF2KCjmPAAAAAElFTkSuQmCC
正确答案:B
B. BR2SFSKpSz9Hk4bgTpZKR9kEWyS535Xul6nJVdOmzHaPITeaUGqQwVmvsMiKZQT7q6wZVR23Wq2PjbnsAp/Er8KFTsJTAdIRff3NKTz4riU0opYoQqf0DzpV08bQ5A3T0NM0mknaZdcqOu7sDnyaYi0tiUuyq7TpLKQ1SzwCn5YUxKAvOfbZzXUOj4v6OZ7RtSOzLAtEsN33Rh08tsgF1A4goYlPnkUZpedQsr09Rk4bm2mc71uICJp3Ylrrk8LOurNNJzERcxqXPdqy+RBRFgSTp45T0Pzhfc3njXB396iPhorXKBk5xuaGtphiJek84D9paET5QeuTvv1sYMEFcjwRxPRLE9QbwA9Yo8GkFiBUGAAAAAElFTkSuQmCC
正确答案:C
C. YDK+sMQ6rraqhV1mXibPXquv1pnkbMXCAHihVbI1ZsbQA/q61yIVQyCigAAAAASUVORK5CYII=
正确答案:B
D. M9chgl69IEjotSiRBB6ON6OuQ5fbMfj7Ay8eBd1/HDbvUueA+1+EYfTTNMconMCGcQIbxglsGCewYZzAhnECG8YJbBTgF2xTgG8WRRhbAAAAAElFTkSuQmCC
正确答案:C
下列等式成立的是( )
A. 8vhgIoOYsxNSYmYrwkUX4JzOMljUMxIRGJAGvw2F57stYaiUC4fgZvPY5puAmJuIJjmC3RaE00gx23YNh09vVzkj2hY2JT6iYGBmTCIibxMYLDsrp5UAqZyfkNcBpkyqIEUmJMhrTpwNexrM9L6+P6ucVnJgZexUQtMYuPtn+NXeLso1G87GpJY5fomChwg3vINmsY05JGLaI0zy1p7BItoiyySxpfQRwap0BVUx4nM36c8KT7ZclNJxMDr0E3wBVAu1MF0CK+PQD/AQHAo6yoQyEYAAAAAElFTkSuQmCC
正确答案:B
B. QIfU4+vuq+GxLEEyPy86uc7yF3wN4Ovw3+/LBDGCS8xjBMWCOOEBcI4YYEwTlggjBMWCOOEBcI4APgPxHGjxWfbEmQAAAAASUVORK5CYII=
正确答案:B
C. k9CvHY6JbpSueJ4Fr1pDkCHrVDGdUScGeKsgh86ehyGeoGWe1w6JNh29xUNIwGkYRDxiGkg8iyHxLIbEsxgSz2JIPGsB+AvF/gspknNfaQAAAABJRU5ErkJggg==
正确答案:A
D. V9wSjIPU5lxvNRGSTaRIaej+qERJvCiPNRrbCYRoxj2NnqfNBCxEDIPRoIiWYgJJqBkGgGQqIZCIlmHADJBQfwBPAAAAAElFTkSuQmCC
正确答案:D
下列积分值为0的是( )
A. 2N+KGCPL8N21dDTGb9Omey82WFdMeU8rdPUS0qg0iWlBp9tSIGymqpKa8dehFyCq2OHmHc443eu3odQYm60bPmn86zX+pw4/75sDbYYIdibWZJTioAo3Qn0tZgK4TLEBFsAAVwQJUBAtQESxARbAAFeHbAf4AdUxRIyHUzW4AAAAASUVORK5CYII=
正确答案:B
B. /JJWWDAAAAABJRU5ErkJggg==
正确答案:D
C. SXERJHlo3keUmUks03khEMGd9Fogiv4CKAVQzye9IFokBdAiKYAWSQG0SAqgRVIALZICaJEUQIvUeYD/3Dsyqj1CQC0AAAAASUVORK5CYII=
正确答案:A
D. Y5l/qjAB1ochdiT8Zqx+21Mnrwup+Co+8xypeDtKSElQQkqCElISlJCSoISUBCWkJCghJUEJKQXAP52VgYUcWx3jAAAAAElFTkSuQmCC
正确答案:B
BTlnMgdT5yPVNjbXsp6XU0ntcymyT2SGYRiG8ZjY7T9RZRiGYRgbYicywzAMo9fYicwwDMPoNXYiMwzDMHqNncgMwzCMXmMnMsMwDKPX2InMMAzD6DV2IjMMwzB6DMD/8r4rnXjo0CQAAAAASUVORK5CYII=
对
正确答案:C
错
r3+WNA3DMAxDSfZPTgzDMAzjT8WSpmEYhmEosaRpGIZhGEosaRqGYRiGEkuahmEYhqHEkqZhGIZhKLGkaRiGYRhKLGkahmEYhgqA/wFah+KOk4ThTwAAAABJRU5ErkJggg==
对
正确答案:A
错
A23oBYj6rQvqVspsNJ/HBQAAAA2IciVKmhClatNuEIFAABwXxBUAQAAAASw8d+pAgAAAHiMEFQBAAAABICgCgAAACAABFUAAAAAASCoAgAAAKiN6P+Eff8v92Bm3wAAAABJRU5ErkJggg==
对
正确答案:D
错
j4R6uMGZvEairb2dN+5Iv1qoxl5eGb4zZypvyq8bvV8b54aQ0HBlRGlLmyWN57mswhfX+Dl6HLr8HgyYbjn1z07Fo3wKE7Yi2RPpWT83hY+evjptPLw3fGHMtT+UoMXn4r7yXcokroH6uyor5imPy4V8fP+MDCzfDMEzPqPQeN8MwDHM+WLgZhmF6Bgs3wzBMz2DhZhiG6Rks3AzDMD2DhZthGKZnsHAzDMP0DBZuhmGYXgHwP1NV1kOhC8GqAAAAAElFTkSuQmCC
对
正确答案:D
错
ix1OVA4r/3tXYRyNfLABWtAopP0uD2S2s7j5J5xVFeVc+bOBXFEVR0tDrB1yKoijK50UDv6IoysjQwK8oijIyNPAriqKMDA38iqIoI0MDv6IoyqgA+B9SIsAPXjO4LwAAAABJRU5ErkJggg==
对
正确答案:B
错
0AQAAADQArvQBAAAANACCPgAAAIAGQNAHAAAA8MMj+j+DaG/KEJLHwgAAAABJRU5ErkJggg==
对
正确答案:A
错
GRmuMAEAAFwcevzGBleYAAAAgANcYQIAAAAOsGECAAAADrBhAgAAAA6wYQIAAAAOsGECAAAADrBhAgAAAFmI/gffcGzDoCKI4wAAAABJRU5ErkJggg==
对
正确答案:B
错
nSskCgCQAAAI3WXi0OZtUZ0PTq4VE6LA4CTQAAAGi2zjbdHA2pOduvQyoEmgAAANBwHRrsEx1ttqj1VJ/ogZm0psv0oB8AAAAAlgbuaAIAAABALRBoAgAAAEAtEGgCAAAAQC0QaAIAAABALRBoAgAAAEANiP4ffPRoWX1kP4kAAAAASUVORK5CYII=
对
正确答案:C
错
0skZrazXqXezTO6w1rwxIpQMAAAfBzBkAABwEwRkAABwEwRkAABwEwRkAABwEwRkAABwEwRkAABwEwRkAABwEwRkAABwEwRkAABwEwRkAABwEwRkAABwEwRkAAJyD6D/KYWDv6zkrfAAAAABJRU5ErkJggg==
对
正确答案:A
错
86aEEIIIcRJRos1IYQQQogFo8WaEEIIIcSC0WJNCCGEEGLBaLEmhBBCCLFYVqv/B+P8DuXDyw2PAAAAAElFTkSuQmCC
对
正确答案:A
错
6Q/wbYgkYFdlyC1eh4OCNwhpyj548C9enxabQ2Kx7WyiVKTBavm8L6eHtYS0wH0LJ6OEPO1fN3ZPc+vDt+Nm3NulrM7gXIA8CnHbLfAfKUMYPNpwJ8cU5X7sKqpuTzalreYFX89CV5vpHGKG6E6GqdKtF5o1zFZv28uErMCKv5X0mblZB3ov0PLEIeBZuVHAOblRwDm5UcA5uVHAOblRwDm5UcA5uVHMLl8gMWRFZIoQqOqAAAAABJRU5ErkJggg==
A. 零矩阵一定是方阵
正确答案:D
B. 可转置的矩阵一定是方阵
C. 数量矩阵一定是方阵
D. 若A 与AT可进行乘法运算,则A一定是方阵
正确答案:B
wg+cwcAAPD6Uvw9dwAAAOsLijsAAPQQFHcAAOghKO4AANBDUNwBAKCHoLgDAEAPQXEHAIAeguIOAAA9BMUdAAB6B9H/6yniTRo4oJ0AAAAASUVORK5CYII=
A. 4OTk5BK4eQkpFI4OQmpFE5OQiqFk5OQSuHkJKRKnPsLsJl/F5GvxAQAAAAASUVORK5CYII=
正确答案:C
B. 2mkyPv5i4XK6t1+yCik8q5Cuud0z5F97aRbSGyPvZvvXxXFORxMhXXPLtyCNecUnnydc+3nltMHzUdO+R4Uferfiv0gZOu3Wgpzd4Bw4c78CB4x04aID/qwm5xMI3M7UAAAAASUVORK5CYII=
正确答案:A
C. mmV4C2lv+0RhFtFkl/wFkl+wVsk+QVvkeQXPAXgH+zGsr3LL0IAAAAAAElFTkSuQmCC
D. vpoAEfQDIgqBjwHjvd+oZFGbo2ISXuT1k+D41cLcEUT0kiOohQVQPCaJ6SBDVOwA+AYQ7/LMIaLZjAAAAAElFTkSuQmCC
正确答案:A
hAADw2UCyBAAAA0iWAABgAMkSAAAMIFkCAIABJEsAADCAZAkAAAaQLAEAwACSJQAAGECyBACAVoj+B0BfzQDd5/pfAAAAAElFTkSuQmCC
A. oqTmo1bSEPlq7/vwdIFTK+QyoSH8DXolSL3yBynAE9rL+ekOibLyAAAAAElFTkSuQmCC
正确答案:A
B. RHo5nGj1XNLa3CFL6v1+u4sW5ihfnJsAn/r2i0mOCipEAAAAASUVORK5CYII=
C. lqt7QHPOVZ95kwPtz0H3lXVYg4b090csJJOxkEzGQjIZC8lkHAAfs88/kn7PeC0AAAAASUVORK5CYII=
D. 68lM/D2UmWgoM9FQZqKhzERDmYmGsgLwA06+iVhWIB4kAAAAAElFTkSuQmCC
正确答案:A
VaTy9dClhOiA5806esI8gJ0ZMPqeXpRN3pXSZ+O/z0nKrcuriU9l27HgAAPjRo0QMAANB0KjmyAAAAAJwjWPQAAAA0Bix6AAAAGgMWPQAAAA2B6H+aJLo1Sz39EgAAAABJRU5ErkJggg==
A. BYdyLOW5F/pwnmJRUfFBrXreecGSoOg4rDwIsT93cSPIf7kUTYTVjNe9hh6D+jMehtxaDiMKg4DCoOg4rDoOLsBfgLLAdTfUGTM0AAAAAASUVORK5CYII=
正确答案:C
B. x0kYFMTwYijYFIYyDSGIg0BiKNgUhjINIqA/wDthhnmGJzMWkAAAAASUVORK5CYII=
正确答案:A
C. pn+TotG+9Ba8GFmoD6EXOkqLGRzhLMQ3M3P8x152J9WWhqtBsH7tpeB5GJaoWoC4L3dZdjSy7VH+Kk4cGl968KnduaKDr3RiJhVeiOhTPrg7U6DzjuXNzMvmVisFYeCU2+1sT29SVQIUfYmYpFsM58ToQiQyIRAaKJep1Z7Y439oyzO6l0RYtF4qR/3dmQLozAyKRAZHIgEhkQCSWBvgHb2Wdvwh5bewAAAAASUVORK5CYII=
正确答案:C
D. T3nvl4wp/gAAAABJRU5ErkJggg==
正确答案:B
8l9/+qe4+eL4YO44TeQbrOI7jrEbx92Adx3GcOH7AOo7j9IQfsI7jOD3hB6zjOE5P+AHrOI7TE37AOo7j9IQfsI7jOD3hB6zjOE4vEP0Hpa2gExbxoAwAAAAASUVORK5CYII=
A. fpgvDzD9JrkOOlcd3496abL6DvD9N1/X3Q17370lH+gI7Bzn306QWiAmE5gR0wnsCOmE9gR0wnsiOkEdsR0AjtiOoEdMZ3AjphOYAbgP6vxbs0kVrPVAAAAAElFTkSuQmCC
正确答案:D
B. 9WtLDhGq+rnj1xZzKU6mHbngSiJ56bfFzkpu9XbYHvi9P0Or31t19Z9xEGFVRaFOESbxM9++LBZImQNbfupOh59LWK3ehSi1eIlwaLyZB42e7TaMmK0eMiltKJFi8ULwF2k8X0lVmvmNGUc3rFeNuF/++SIcf9ORnDOMImY8hhkzHksMkYcthkDDlsMoYcNhlDDpuMIYdNxpDDJmOIAfgHr8buNbE0xWUAAAAASUVORK5CYII=
正确答案:C
C. 4BL4OObx30LNsdmsAVQ3BC21G0o3Hv7SgSjbZogmhdafkg9p6jIYw0F8KXzJ7Sbx0XGJ0gnKcE4bwE4B/yB4ICG2R9rgAAAABJRU5ErkJggg==
正确答案:D
D. Ve7a+2LJdEv+mHBhfW4dHvh3R8MCIhgdGNDwwouGBEQ0PCoB/1mkImDxdwFAAAAAASUVORK5CYII=
正确答案:C
qnyUGpcAACGqvdbfwEAAKBdr+orVwAAADRHQAcAADBwBHQAAAADR0AHAAAwcAR0AAAAA0dABwAAMHAEdAAAAANHQAcAADBwBHQAAAADR0AHAAAwaCL/D8egecKLhXEjAAAAAElFTkSuQmCC
A. 1
正确答案:A
B. 2
C. 3
D. 4
ycMnr5ZtAED7lH4nDAAAoDka/50wAACAeFCEAQCgQ1CEAQCgQ1CEAQCgQ1CEAQCgQ1CEAQCgM4j+A7sZmj3rUrvYAAAAAElFTkSuQmCC
A. z0cSihkLxQI6+KfSAcA4/f+1CABvAiYDADAwGQCAgckAAAxMBgBgYDIAAAOTAQAYmAwAwMBkAAAGJgMAMDAZAICByQAANKX+A6v+PIk9WimSAAAAAElFTkSuQmCC
正确答案:C
B. DHygEoDPw+LQCFgUMLQGHg0AJQGDi0ABQGDi0AhYFDC0Bh4NACUBRK/QM7ruU1Pa2uIgAAAABJRU5ErkJggg==
正确答案:B
C. 4i7IAgCzAf64GAMgCLEYAgCzAYgQAyAIsRgCALMBiBADIAixGAIAswGIEAMgCLEYAgCzAYgQAyAClfgH6PmvChBdc/gAAAABJRU5ErkJggg==
正确答案:C
D. izXGW8QCj2daP2YYUnbSdtjhmuizfNIlME8Q8Px1zlumR2QeYYMft4FiJDNA4H/HhgIiICBgAgYCIiAgYAIGAiIgIGACBgIiICBgAgYCAgg+gckM+4AktLWVgAAAABJRU5ErkJggg==
正确答案:B
ZnP53HQvtaOXWcSJ8aOubfTK9NDwAAAHiNvPx/QwYAAAAcCGx6AAAAJgM2PQAAAJMBmx4AAIDJgE0PAADAZMCmBwAAYDJg0wMAADARUvofmmTZCLBSQV8AAAAASUVORK5CYII=
A. j3FnQBfYBRkDB8g9+3wSSDN+wpp01+cs/2QbIJ+O8CgG9GxRzPsQDDiAAAAABJRU5ErkJggg==
正确答案:C
B. dPif+Ljp+32Tv2Xh01C4nJvz5wFBusqkHa2U50EHN0avNWnHgHQysrpB963qko1M0lNzTWCr8ruMelRCnAF2xdtCi2epzTQnuFVs9Jq/T9ZZnxIzQ0o3BoRuHQPJkw8AONRpR9bpspAgAAAABJRU5ErkJggg==
正确答案:A
C. jaRruGkEbxvKDLeLuwpgDd+WFTZPrnEotJOhaTdCwm6TgAP7cZsF7FN/RiAAAAAElFTkSuQmCC
正确答案:C
D. h/9F3HC+w6XmDX8QK7DfALw6daMr37ICIAAAAASUVORK5CYII=
正确答案:A
/xfbMufHAKAIBDEAaDX8nASAVkMQA4BWQxADgFZDEAOAVkMQA4BWQxADgBYj+h8OeJpeuFxyhgAAAABJRU5ErkJggg==
A. 只有0解
正确答案:B
B. 无解
C. 有唯一解
Mo7Q8tO0+oVojoifUPLR8fAtUctRo1YfeZmED0dCCCHkV2Hxfz6OEEIIeenwcCSEEEIMPBwJIYQQAw9HQgghxMDDkRBCCDHwcCSEEEIMPBwJIYQQAw9HQgghxMDDkRBCCDHwcCSEEEIMPBwJIYQQAw9HQgghxMDDkRBCCHlCSv8Csu0Dlf/Rp0kAAAAASUVORK5CYII=
A. 无解
正确答案:C
B. 只有0解
C. 有非0解
D. 解不能确定
正确答案:B
正确答案:B
mv3c7k+8mNHH175x8jAXiTWIAAlTxdQbRZfLxwdLi8x8jafl1p9Wk3NyeytbFX90Zp+2fy8PlHM64ung5Erh9f3mEYACrovBcMAI97wSxxLACsjndAAADA6FiAAACA0bEAAQAAo2MBAvR1frD8hssiDXPb/bdlNnk+Zz1JNXHKLQAU4SRUAAAwOt4BAQAAo2MBAgAARscCBAAAjI4FCAAAGB0LEAAAMDoWIAAAYHQsQAAAwOhYgAAAgNGxAAEAAKNjAQIAAEbHAgQAAIxM5P88W1LXsKnIYwAAAABJRU5ErkJggg==
A. 2
正确答案:C
B. 0
C. 1
D. gCYwL6V1w0Gn8xQQYkm7mJaTQT3gNMwwqIDAhM7pOhghkCgzQrxWodY+9OmQInKBVC9ieaViJDIEG9pgw3moa10GCUAREIFvAXytvBLEapuGCwdfjJ8+mg/X0iIGUYxEQgaQsUEpR7z+lySRpKAKZAvFgiqdiau2JbnOIQZiGD1YbLEk0sjoGbzDjjULSBZz9qn5RCKsi0yB9CZoOujn1H8xhuaIuA0YQDnC7AJhNQ+MyygWGIxzAwo43f04QfuJMnRNRkUDMAG70j+QLOBP0+697zA6GTJ4ATh5X7bO99oYSkgXGjeenMddCyrEIiIAITCwAcAeB4+hDarr7PgAAAABJRU5ErkJggg==
正确答案:D
ksWlgQ7h06VKK4ZHQ1q1bU3vZsmXN6dOnm9WrV6f+n4q1Rt76ldZT5tGIbGu0ltDvxT201sr36tXodD3dt6BGanM5UqexYvRpk3h+i5ymTR3g6Wr9HCtnfzOt/62hIAiC4N9i7J+PBkEQBH83sREEQRAMnNgIgiAIBk5sBEEQBAMnNoIgCIKBExtBEATBwImNIAiCYNA0zf+Vr5w6MrhUrwAAAABJRU5ErkJggg==
A. v0cXn25fuTmyTWIGbjURYXiwVYLBbWAlAqlZBMJkUfTekPIl6R5HhFkuMVSY5XJLl/DZlMxqJnAPwETN3y8oBrkdsAAAAASUVORK5CYII=
正确答案:A
B. v+ecpU48C14GQKBZkDfi8fhcHwiPfLiMnZ0dKWmDNplMhr1dFS6dTvO4y2i32+yVKlij2+3mPlZYKRgSvVbCBvCch4cHsb4SbjabnfsoxSKRcOEli+LCE5HMjaIKh40Et7e3fF+k2+2Sx+MRi2hra4vC4fDanv4XzmQWwCeBXtLWA4cGEvMmYSjp6xEKhXjXz87OpMYYCKXz83O6u7uTmg1BhLMMPhnw+WEEeBbarvuz6F9i/71jEssh+b9hC2YSWzCT2IKZRDPpTyYT+vj4EMvmC6JPWvCLOTww8nYAAAAASUVORK5CYII=
正确答案:C
C. 0VWxMM4SD+YzPNnjG+Jur1t0KDev2teBGUIBQalCAUGpQgFBqUIBQalCA+CfiPCDPQfexUfxjysXjxPwxR/F8h+hcz9+hg4R0rewAAAABJRU5ErkJggg==
正确答案:D
D. ezv7xtPZQAFXVRhBoJyw1nn5uYyfpyBsiEzojboJMgMKNp0UQ4AhwRbW1v8GeT6+jojYIqKiqi7uzvnzBOKiJhvg1eauCInDhRSKFzw6pJvviM3ikMUYIWKEcMDVM+5vItjns677U+Ri9xwVjgMqu1CxZjhAQwIReqgXpl0fgD5abKRG5GOsYVsdOD+lrUU7dc5x/+FM7ylOMNbijO8pTjDW4ozvKU4w1uKM7ylOMNbCdFfAcRJiXDGmoAAAAAASUVORK5CYII=
正确答案:C
rx9aL21+Vx3L9AgAAdEmeGQMAAMA0Rvk1JQAAAMoQjAEAAFREMAYAAFARwRgAAEBFBGMAAAAVEYwBAABURDAGAABQEcEYAABARQRjAAAAFRGMAQAAVNM0/w9uI0AjW69ZxQAAAABJRU5ErkJggg==
A. 2
正确答案:D
B. 2
C. 3
D. 4
DSuBSLrSk6wu0Bf8HDcsqGKNRv1tkGMAMUUvwKxa2LuSAjwgfIgM40mfSNydPnvQfSsNMDf+DbOnSpVWMYYwOW5oZhtE7NiMyDKN3zBAZhtE7ZogMw+gZ5/4GEF9Av756tFEAAAAASUVORK5CYII=
A. 只有0解
正确答案:B
B. 无解
C. 有唯一解
K8lxHMf5cxnk56qO4zjOn4NvDI7jOM4IvjE4juM4I/jG4DiO4whC+BepeQQxyCD5WQAAAABJRU5ErkJggg==
A. 5EBA/yHUEg3xEE8huA35BWDe9pg15cAAAAAElFTkSuQmCC
正确答案:A
B. 4O1xQA8iiHIDcgU9N0mKUD/7SCw8h6j+UaLEdBiBLQYAS1GQIsR0GIEtBhbiL4A4pz5kOQqnU4AAAAASUVORK5CYII=
正确答案:C
C. 8fDKljF+JvJ1sMGRr4MNDv4ZbC9mEUD+Lfx74fS/hUuMhUwBBkcKwOBIARgcKQCDIwVgcKQADA3Rv6yS6GJKnYVnAAAAAElFTkSuQmCC
正确答案:C
D. 5TgNhBN9x9ctPw9HckRkszBwUFpCQyS1NXVVc5R3PKcWML8a1VDXN/TDb8XI7qGGNE1xIiuIUZ0DTGia4gRXUOM6BpiRNcQI7qGGNE1xIiuIUZ0DTGiawfRXx0yAzIVHzjmAAAAAElFTkSuQmCC
正确答案:D
niHJSl8qZw/rXjANKfpaSHdTmqPEDKR8bT98UuRw5cvWJjaNqYxJCCCH+FqPeyhNCCCGmRhuTEEKIWaGNSQghxKzQxiSEEGJWaGMSQggxK7QxCSGEmBXamIQQQswKbUxCCCFmRNf9AxoXbC+6fKGQAAAAAElFTkSuQmCC
A. 无解
正确答案:C
B. 有非零解
C. 只有零解
D. 解不能确定
uWXX2oRIMTI0RUBIYQQYsToioAQQggxYrQQEEIIIUaMFgJCCCHEiNFCQAghhBgxWggIIYQQI0YLASGEEGLEaCEghBBCjBgtBIQQQojREsL/Abjg9D0rNu0sAAAAAElFTkSuQmCC
A. 2
正确答案:B
B. 0
C. 1
D. 5Bde7q6RaElRaElRcEtWdc1hGH41+Ngrgz8BPGAS597nMu1D4+1EEURjX3fp2hZFkXp/Ljygx1iHMd0CVbFW4WTJAkEQQD7vrMZRTDZl5x77GEY6Eyq6ru5dxJ3EP9iIKZpUlQGk31JVVWH53m0gxgxV4W+BYlCS4riCyQB7qkItQszaS80AAAAAElFTkSuQmCC
正确答案:B
A5IlAAAAAIAISJYAAAAAACIgWQIAAAAAiIBkCQAAAAAgApIlAAAAAIAISJYAAAAAACIgWQIAAAAAiIBkCQAAAAAgApIlAAAAAIAISJYAAAAAAIIQ/R9hAlh3nuLxmAAAAABJRU5ErkJggg==
A. jdeU0UyJwyAGWFPwaFogcqtaSbn4PkrBKDhs9CItMHMgJqs6XPUCie9emmJawys3zmpFr/l43ohIs0H+k1lqNZGV+OXXZMBMsELpT4c0CPRNt7L9sJBFL+fDHjg8x0jPRJ1rLeon8b0cqZIk0AH4Bq9WnSuG35kYAAAAASUVORK5CYII=
正确答案:D
B. Z6uhUZd4Ihn+AyfMx7hok5w5dPzdPD7o+H768D9FbDUYqKrt2Y3G1GaFSItc78xH22bXZQextvHrX9oSKXKSKXKSKXKSKXKSGVHMgB/C+Gm1gbY8F4AAAAASUVORK5CYII=
正确答案:B
C. 59zfWItoFKHWGHB3gLrwPu4KhqOHGzyHoDr6Bh+8L1sbBUMr1RWehp1h9xGUGGLrbocM5IgR98P0yWG7v808yVIpMrRSZXikyuFJk8ATgDc4mmzq/8icAAAAAASUVORK5CYII=
正确答案:B
i0b2xsRFeLSTgRRQ+hM9rLe3CFxt8w60FE316neZQowP6BhAgAYOCWGQDAQEIEADCQEAEADCREAAADCREAwEBCBAAwkBABAAwkRAAAAwkRACBC9A/57acZaGBCPwAAAABJRU5ErkJggg==
A. 有无穷多解
正确答案:B
B. 只有0解
C. 无解
BKwAAADqD4BUAAACdQfAKAACAziB4BQAAQGcQvAIAAKAzCF4BAADQGQSvAAAA6AyCVwAAAHQGwSsAAAA6g+AVAAAAnUHwCgAAgM4geAUAAEBnELwCAACgMwheAQAA0BkErwAAAOgMglcAAAB0BsErAAAAOoPgFQAAAJ1B8AoAAIDOIHgFAABAZxC8AgAAoCNE/j++aDC2uJ159gAAAABJRU5ErkJggg==
A. 1
正确答案:B
B. 2
C. 3
D. 4
irZFz1GZKPmriiOhavvU6qZPD8pPzH4lLE11T0rNyYX291tIlLH3W9XwzOV3Lv6VDeHqs46HtvgdCBzQAAAAA9sve/9QnAAAAAMrggAYAAABmCA5oAAAAYIbggAYAAABmCA5oAAAAYIbggAYAAABmCA5oAAAAYHak9B8eHE3gcRKaGQAAAABJRU5ErkJggg==
A. uAo1eW86Vxdx0KdUXdI+3BbMg0x3Zf0MxKrLQRVw6YGHe6LRXTAwNNOVc2ueHaKXoFnCoB2qt3gEppOn3oQHPBmR3wunFjQhnr/oGRKIXiPUf6+QFvr0msgHT3u46e1G1+prY6wqv6MqxflvadY1KDhrUlafN9s3s5P8YVXkr8Rw8ligoligoD+AFShMbEeHCWZQAAAABJRU5ErkJggg==
正确答案:B
B. Y2hRW4gFSCDSvXVZu0ouYKfrmM7V5umJMgKUxbMj5vTljUY0zQclwGq4H1ViaE0QOdlxgB0ap1Rf3+MnmRuDwWhUWV0BEKM7YFldC2BY2fy3zz9ycc2+GbQ3kmyFbd/fDaX37jzF7w5DR137X26vfMCOtxej2g+nhDahMZEVV5zaMdfH84k5PvWPp+JjF21xgblcLtE2PPMP6zAZwxNzI23yzbn5FcNmG5bMLyAC77iNHFxTDVtAAAAABJRU5ErkJggg==
正确答案:A
C. VGrp19RNPOn4FTMTs/DcAfeA5SaQi3PKkAAAAASUVORK5CYII=
正确答案:A
D. osqrn2d36HFDGrX3bYfc+v8/6T8VSWcUulVXsMgF+AQvzgum5QaW8AAAAAElFTkSuQmCC
正确答案:D
DMHoQ5/4FL33Qwk4cImcAAAAASUVORK5CYII=
A. BmEkwLBluz96Yvt2nv2IyZDVfpRiDK8NfMWjxQX1BE1JisG6AuuXRiOyeCDfEE93mMXYYYe7yKftD2oPEe3mrrDcZxAAAAAASUVORK5CYII=
正确答案:B
B. js4ChF+IA4xr6+vff+nhRPYCeF7NTc3a/Uumfl9+P+IjBbEfY7IML8BC5HRAhYiowUsREYLWIiMFrAQGS1gITJawEJktICFyGiAEH8ArzLcUwpzP1kAAAAASUVORK5CYII=
C. 8yULZqe/E1EAAAAAElFTkSuQmCC
D. x3VPx/GnQwAAAABJRU5ErkJggg==
正确答案:B
midpfJIsx+mbB5iPrlpqmfHWfTIsuoeoDHzXrMc9pvdwg42OuiKy7Aa9pHOvvAI1CL16flR4Nx6fDK4i+fz+VrNcUqzo9CZy5ScKF8agsUwG9aSAzxdj2q8B2rQdQBoi76efyKozdZfgb3N0Rz+R6VsbBRnfXotcxYzwtsPWD0Ptu8oj8VoWzS3eHsxDU93DzM6q/aucmizZ+IQI7BYT2OUN2JUW8ZfxdMbnVF8No7lZXJGWM2rMNXsTfMfOe0fqE3zXh6PH9hNn+n4I6QsAAAAAElFTkSuQmCC
A. 零矩阵一定是方阵
正确答案:B
B. 可转置的矩阵一定是方阵
C. 数量矩阵一定是方阵
D. 若
正确答案:A
A/UM49zLn0DQgAAAABJRU5ErkJggg==
正确答案:D
Ds9xHOddxQ88x3EGgx94juMMBj/wHMcZCCH8B0SKVVnG0yVIAAAAAElFTkSuQmCC
A. Lmpq3Q1INDOdkrR5VyUYrMlXwo9728hfmSPoTyDbQOu3pPRnwsNwE+F4idDFaVciVxRFUUpHzRQFSUFaKAqSgrQQFWUFKCBqigpQANVUVKABqqipAANVEVJARqoAWn6zx6lZ1LQfyb9+fOHfv/+bbR0gyDt3bs39erVy1gUpdwg+h+4ibWNmjV0sgAAAABJRU5ErkJggg==
正确答案:B
B. Hf3PzRSlAei/nlGUBqCBqigNQANVURqABqqiNAANVEVpABqoitL3GPMvxDRU+B7ilh4AAAAASUVORK5CYII=
正确答案:D
C. 5EsRlgHYqmNhJ0DsVgslnBYB2KxWDxjHYjFYvGMdSAWi8Uz1oFYLBbPWAdisVg8Yx2IxWLxjHUgFovFM9aBxAg3v8uwWGoWhPwPP/VjjlAP+A4AAAAASUVORK5CYII=
正确答案:A
D. gKkKpf0nN49/AAAAABJRU5ErkJggg==
正确答案:B
IGcnybWD0hgldsCzkf609UjFSJHKL1hcem10QRAEQbBVGPWtyyAIgiBYNGKjC4IgCCZNbHRBEATBpImNLgiCIJg0sdEFQRAEkyY2uiAIgmDCNM3f/KIJlrM4TLIAAAAASUVORK5CYII=
A. 无解
正确答案:C
B. 只有0解
C. 有唯一解
D.
解不能确定
正确答案:C
DDSnkWMEAF6cldUERPuqNzB/XAwAA8A1nRgAAEBwaIwAACA6NEQAABIfGCAAAgkNjBAAAwaExAgCAwIj+B9Goxi1kH7WjAAAAAElFTkSuQmCC
对
正确答案:B
错
ydYp8EXQfSDhdml3ZMT98pF3SjXqDs5L4f7nACggLrIreeF9PWAIycAAPAOghMAAHgHwQkAALyD4AQAxdSuDa4wC8sc5wJ2YvSm4lo/o0UKuCACAAC8gyMnAADwDoITAAB4B8EJAAC8g+AEAADeQXACAADvIDgBAIB3EJwAAMA7CE4AAOAZov8DkWqZ+cyw1rgAAAAASUVORK5CYII=
对
正确答案:B
错
uIPMr4rDOok0MUQ8sn1su8c6GMJjRnKRqORydmJjRfqX+n5A67rZRrzB7gN2mYDOo7Mc3w6ENITXWO4bGLLQzFiKOHDRq7fKv+Dm5/Q3L3tVHaVAZRLPeV9vrjOVb8Wtf1LNF5ZNF55EFPiakOofbHtd9nF+AewkbaUjymXNrmU8kN08VflsLCBRvpAM8hGNok6KDvKyznSRiL9l0K2rzYarywarw4yrq0dKAOh9sX2gezIrw9uZ2sX6bnOVx5CxpgVejssFEVRlNml9xfciqIoyuyhh4WiKIoSRA8LRVEUJYgeFoqiKEqApvkHPXt1VFNua1AAAAAASUVORK5CYII=
A. 22
正确答案:D
B. 23
C. 24
D. 25
正确答案:D
正确答案:B
gdBEARp2v32PwiC4BMSh2oQBEFF4lANgiCoSByqQRAEFYlDNQiCoCJxqAZBEFQkDtUgCIKKxKEaBEFQDYD/AXQ+4EDQuKuiAAAAAElFTkSuQmCC
A. cKv5yF+AFtItNeYjD1sbHKzb/WT4z+48pyEXyriCBfQcFtBzWEDPYQE9hwX0HBbQc1hArwH+A32q4cvH24YkAAAAAElFTkSuQmCC
正确答案:D
B. hx33hEHgdcTe9vD6Na4J8f4CLJ4EwgITDF2y1KqvujK1UShytF1LRc9RrxSdPg5bCqQLBrSzOYVrbxwxd4626EZI8seXy350+cpns7tuA6PAqxpd5Y+ZG7TY9WOQP/5ahlPzvC9zDf9vzQHQoLtm+gKLPABY5AHAIg8AFnkAsMgDgEUeACzy3QP8AxZGXK64Bo1RAAAAAElFTkSuQmCC
正确答案:D
C. MfaPIPv7l1G+x9EtAWBzL+FdgzAxr8ORhUEMueHBeA4LADHYQE4DgvAcVgAjsMCcBwWgOOwAByHBeA4LADHYQE4DgvAaYC/5SbwxtWC9WMAAAAASUVORK5CYII=
正确答案:B
D. p8wSo4/XHp2+0KftC6+WP1wEcsfMSL+iBHxRwvwP1rcjlH21GpNAAAAAElFTkSuQmCC
正确答案:C
dXPIPl/wpCCCHEZ7L9XwEJIYT4DHQBCCHES9EFIIQQr+Tr6w9hNJvjvQ+smQAAAABJRU5ErkJggg==
A. -2
正确答案:C
B. 1
C. 4
D. 3
正确答案:C
ZELSn6iGpmkPko/tN1UvtLZ+jHMhn2edgi+t3BwVBEARfk17+nUAQBEHwOYhDIAiCYMTEIRAEQTBi4hAIgiAYMXEIBEEQjJg4BIIgCEYLwF8o6v+FXw0Z2AAAAABJRU5ErkJggg==
A. 0.4
正确答案:A
B. 1
C. 0.79
D. 0.21
正确答案:C
HcPCY3c46cWm9uXm5v9Zr0YH6Xff5TGPxvzQEAAABDONnfIwIAAAA8cBABAACYFBxEAAAAJgUHEQAAgEnBQQQAAGBScBABAACYFBxEAAAAJgUHEQAAgAkh+g/nus+9LaCmmQAAAABJRU5ErkJggg==
A. 0.2
正确答案:D
B. 0.8
C. 0.65
D. 0.15
正确答案:D
甲、乙两射手进行射击,甲击中目标的概率为0.80,乙击中目标的概率为0.85,甲、乙两人同时击中目标的概率为0.68,至少有一人击中目标的概率是( )
A. 0.97
B. 0.05
C. 0.68
D. 1.05
正确答案:D
两人各自独立做一项实验,甲的成功率为0.9,乙的成功率为0.8,则两人实验同时成功的概率是( )
A. 0.72
B. 0.1
C. 1.7
D. 0.98
正确答案:C
afBa/68EDPFtwMIfqDxA7djQPfgigIA4OApH9prTBIKpjenOUmgSVP9eeVSMEkAPYIrCgAAAABwgisKAAAAAHCCiQIAAAAAHBjzP3oqf1o4YfMxAAAAAElFTkSuQmCC
A. hpEmafolydEMrQKo/b39mkQbHQcBCeNOW1s3pIwoQkTEjChCRMSMKEJEzofwC+AXBMZ+BTAOiYAAAAAElFTkSuQmCC
正确答案:B
B. OZvvEFg8M7PWtAO5XE6MyvY8sxuQr70FL6tDL0o3If4ihCHEWIY2dCwA9UkSnZ+/cSZwAAAABJRU5ErkJggg==
正确答案:B
C. gJJSmoQosUWDWstxHOzh6n6cj/yhGaAIhpEJ8CArJyjJ6QTIkVUJGWJfxBXBw40YzQoclUFdGv4yBEUWkKlCJiPaBtj9AuhuKEG5Ez7vhZl1dGGnkmeAxQSDSBMZ3ggmyQOsBFVABFfh3AYA7Tl47QN4sMTkAAAAASUVORK5CYII=
正确答案:A
D. LMYSZR0rCsfSkjsS+9nvFBy1pOSYRv7xaTuemPVkP670LWbGc2Z0klU4o/kbbztCpNWpUmrQjwCSStbXW61Od+AAAAAElFTkSuQmCC
正确答案:D
26+IiIhIH5P9ykZEREQkRQsSERERmZ0WJCIiIjI7LUhERERkdlqQiIiIyOy0IBEREZGZhfB/WQHjLA3LAgYAAAAASUVORK5CYII=
A. 1.2
正确答案:D
B. 1
C. 0.4
D. 0.6
正确答案:A
acYat+a+eweHq6Z+P08QRRbavO1gDqeUQ9MvRy2TertzV2Pm/eaMY1tYpXp3h9erT0virpv8yLoiiKr8vUF6BFURTF16Je5kVRFDugXuZFURQ7oF7mRVEUO6Be5kVRFDugXuZFURQnz7L8A6x+oIIyzRm0AAAAAElFTkSuQmCC
A. HrSWa8nMp3BzuBInmQU1HZmZslra3m5ccIXS6a9OCPRmWEsyqcx563GiGYv9yirx005SE6EWLx0i2bnyer+iX78C2h/R2HpiylI5hVtd0S7bZW6g9CBns+TYv9Or6TpdsP9XHhGL2cmeKa5c4h2QDpaLsn767N9i+5ESkPcQPlS6kkUIolCJFGIJAqRRCGSKH6BJNEH+QF1VelAbjoAAAAASUVORK5CYII=
正确答案:C
B. f4VaMr4UZtMl6iHQDnqkpf9Tm7rS0956aEMTKmav/YYBX7DD6O5rREOTYlwiPGKK8BVgvIFGhVwVFFbxYAvaIsF2+UWhdAomo0ky4r9eTEGLXQXM384hkW1oJ+s9XJhzGSx4vc1MMKMIqVYXO2Z3qNIZrUQivIs93GoznacUeV6PHMVSD3IRQS4iyEUEuYggD+AHqaytUPp2vvIAAAAASUVORK5CYII=
正确答案:A
C. x788r0L7s8LCt3R8RTzYBawq8rt8nayJMHoG2wiO22Iyf3hqY2HpA2RCkUX/VAUejDjXiJI61IURaIRriuAUfC8+vSKgDvB9gARb47wLAN61eZeHn0V0hAAAAAElFTkSuQmCC
正确答案:D
D. CaZMsd8/ncul0+ffT5SHVnzam0UQpkFIgNesudvd6tMwWDwg9ZigFUv8U2JqZMTN0ZmBrZsbN0JmBrZkZN0N1k1AKpBRILQpszcyQGTq9brW1ZmbcDNX7IKVASoGUAikFUgpkzD7cXVfrcwk0uwAAAABJRU5ErkJggg==
正确答案:B
hWUxe/iPp622gEA4FhBggMAANBJin0HBwAAABwSSHAAAAA6CRIcAACAToIEBwAAoJMgwQEAAOgkSHAAAAA6CRIcAACADkL0HwDdho6xngVnAAAAAElFTkSuQmCC
A. 6aOXF6x+SJj/BtBAaDndsMaIrgEjugaM6BowomvAiK4BI3roEPIXdxSqtwCO8hgAAAAASUVORK5CYII=
正确答案:B
B. 5/EL9U1hQAAAABJRU5ErkJggg==
C. /kKp7LeySDZRGKFEYYQShRGJUp8N5UkUZbLC2QAAAABJRU5ErkJggg==
正确答案:B
D. 7JPtF2v21w9t9frqc1mYy0hzNJ5AXtKVpS70VtW9MWA/I9NBAT97VQoBxExAkTECBARI0BEjAARMQJExAgQESNARPx4lPoCYV3TZiY51QwAAAAASUVORK5CYII=
正确答案:B
EBB/sAAAAASUVORK5CYII=
A. 0.2
B. 1.4
C. 0.92
D. 0.48
正确答案:D
++T8hj/h5gsDeiwAAAABJRU5ErkJggg==
A. BWvyQ3nylSD5wrBsLH5ubhOE2hcilb8nEn9yVqMmSROT6CMd53LA/JiaXGnErBGxp+r4eV3tTn0f95sNglBecKjD7GNckUdIRu9Qj1yxrqGNGAF1jytpTmkWjYSqO4FlmC9psb2D+E3+dwgH2MjX0fZF6GLIoKkj5CPr1N0vgY8qXA6M+ZKmHCWfDQ7r5O8r5xzjd0JjW+Yf96KrPg2GTMYYIqY4IqY4IqY4IqY4IqY4IqY4IqY4KqAvAOJlzJTeTEBHsAAAAASUVORK5CYII=
正确答案:B
B. bPkakrnbvusXXNLm3Qc6T25vxaUzxFkq83zgPVZaF8uFZ45A/hf6M05URVvQFTfm4qJQWTwwAAAABJRU5ErkJggg==
C. 98HA/PXhv5ObY5CbY5CbY5Cbo1IU333H1pNUtoINAAAAAElFTkSuQmCC
D. 5dcxPKGZJHBRQS9xK4RMZi6yAF/m2snl6tD1rDXGDOgkNWJzqQ2zqyP15flTp+W0g1+eLPl6vBfGbEIRiyCEYtgxCIYscocxxfK0iYu+nsY7AAAAABJRU5ErkJggg==
正确答案:D
L283v17u7KB9vl+X9jzdFJkmSJMmvSb5iJHlR8BUj4NFrRh5eOnlebsqiLFd41ch3OUmSJEl+VfIhLkmSJEmSZA/Jf05NkiRJkiTZO0r5P1oi1uxx0tLsAAAAAElFTkSuQmCC
A. 二项分布
正确答案:D
B. 泊松分布
C. 指数分布
D. 正态分布
正确答案:C
ExhhjzIP4IjbGGGMexBexMcYY8yC+iI0xxpgH8UVsjDHGPIgvYmOMMeZBfBEbY4wxD+KL2BhjjHmMX7/+AbX0xWlMQm1AAAAAAElFTkSuQmCC.
A. 2次或3次
正确答案:A
B. 2
C. 3
D. 4
VmflDpK13NSGUHIx+Zxagfe4BzlRfjR9oKY7VGl5U6J5jVW5lBY7kHzB3VmvWhZNoVM93on2lrfJYbc6iX2XdzlSxP6fjBKOYnsvU/kTXGGGOM+Yl8xC9fG2OMMcZ8Av4wMsYYY4y58IeRMcYYY8yFP4yMMcYYYy78YWSMMcYYc+EPI2OMMcaYC38YGWOMMcZc+MPIGGOMMebCH0bGGGOMMRf+MDLGGGOM+Y+vr38AHHe6tyVdXRoAAAAASUVORK5CYII=
A. gGad1shru2hpmOpYRMJ4a1G36Nb6fTfdfJBMeTWY4Nk5GgGuOmE3Sp+N0Kzxfw9bbUzsL7W1bW6znp1dJkc13E5fB/apTnC+kxrPuo3o0s1FhNirMRoXZqDAbFWajwmxUmI0KsxmYMPAFulNACG6S21sAAAAASUVORK5CYII=
正确答案:A
B. TvO2u78zrQTQTmSz7IjyblgsMJOGUmkCRHgCo4lfL5+IE2UC9xfHrV/hf+BJPYqrQBWoAlVgYwHgBojIexM3746KAAAAAElFTkSuQmCC
C. vKBy4htv9iOvT78Y48kOAdw+uH4HS9nM5Yrsv7aY5kVYMfv+xe40KvhRKe8zHug+QYpethTEu57Dm8vG3qYEQrFfTAJXaAz58BjAXYHcBWAeFXgV0ok8wLc8nHrD2xZ4mKSvhWVVlwEFAH/XQDAFUBr6r4sLfXwAAAAAElFTkSuQmCC
正确答案:A
D. AJseLncMTQB/gAAAABJRU5ErkJggg==
正确答案:D
s8rd3xtceg4UZ2cSSfIoRPEb6JNK3TilNqOLRIEQRD/L7RCJwiCaAm0QicIgmgJ5NAJgiBaAjl0giCIVgDwHyUurgvZMiUwAAAAAElFTkSuQmCC
A. 0.1190
正确答案:C
B. 0.2380
C. 0.7620
D. 0.8810
正确答案:D
一组数据13,21,31,22,25,17,21,32,24的中位数是( )
A. 22
B. 23
C. 24
D. 25
cDGsD1Wj4nV7JFD9xurF5utXEMO5r3M+f9G9nflOY7jOM4haP7/mBzHcRxnCn4wOY7jOF3hB5PjOI7TFX4wOY7jOF3hB5PjOI7TFX4wOY7jOB1B9B9C4NmlcBuPGwAAAABJRU5ErkJggg==
A. 0.1
正确答案:C
B. 0.5
C. 0.56
D. 0.44
正确答案:A
某人独立地投了3次篮,每次投中的概率为0.3,则最可能失败的次数是 ( )
A. 2次或3次
B. 2
C. 3
D. 4
rQ3KXLHu+8BKqhfe3sE1BPdb21v8jSn7B0Xzw9dMRHL4HV6uiv9NDRIlEvjKHf01WdLtRWrY6Ozetq2BirY6GO59caUb4S1cnqfxrzzyWGocH2b+aH4S8yF2UYGsxFGYaS1+s/1XyqPvk9G+kAAAAASUVORK5CYII=
A. 今天去商场买了1台空调是次品.
正确答案:C
B. 从一副扑克牌中任意抽出一张是黑桃.
C. 在十进制计数中,7+8=15.
D. 种下3粒小麦种子,都发了芽.
正确答案:D
下列事件哪些是必然事件?
A. 三角形内角和是210度
B. 从一副扑克牌中任意抽出一张是黑桃
C. 在十进制计数中,7+8=15
D. 水温达到100度以上一定沸腾了
正确答案:D
下列事件哪些是不可能事件?
A. 在常温下,铁块熔化
B. 在没有任何水分的情况下,种子发芽了
C. 三角形内角和是360度
D. 投掷一颗骰子出现的点数为3
正确答案:D
下列结论哪些是正确的?
A. P4JlWfYgWJZlD4JlWd7Zg2BZlj0IlmV5e/sDzB6P0xOxdMAAAAAASUVORK5CYII=
正确答案:A
B. A/Diz7MRfNEiQAAAAASUVORK5CYII=
正确答案:A
C. maJ/rdZnqz9S6dedKl8t8KqljTsX+f0CGYRhGJ7T+Cs4wDMMwmmAByDAMw+gEC0CGYRhGJ1gAMgzDMDrBApBhGIbRAc79C4ZKvxeA9a7mAAAAAElFTkSuQmCC
正确答案:C
D. DMLnAyYdhmFzg5MMwTC5w8mEYJgcA/gOf+om+8tVDcgAAAABJRU5ErkJggg==
正确答案:C
rqGdzIS33wvHIEvO2PMEfiyM8YcgS87Y8wR+LIzxhyBLztjzBH4sjPGHMDr9Q8i7gjWuzKtTQAAAABJRU5ErkJggg==
A. CSTDrARuZmYGX5VvE25mhlkJ3MwMsxK4mRlmJXAzM8xK4GZmmJXAzcwwK4GbmWFWAcA/roRFB87a7kUAAAAASUVORK5CYII=
正确答案:B
B. C/2TBQsvytkGD84sZgocGIxUeDEYqLAicVEgROLiQInFhMBgP8D5SRn0smgiQAAAABJRU5ErkJggg==
正确答案:C
C. i86Cxb/D5b5DcPCIQDQAN+nAECwuCmwSoCPBlYKAAQwBQACmAIAAUwBgACmAKAB0V+NlpQp83mgjwAAAABJRU5ErkJggg==
正确答案:D
D. t5mqj21UBCkTPOm7YatkxLF+aA0C3XMl7BnZwwxcHAdXvxvt7XcdGh6c5sRA+8Twv7vk6Zz7NXMP7VNNps9HhyYbPJj4bPBm6DjNb4x2Ph6+vnItYlFicZdYH+sWI6rU8Xf8Nj3i8fX3lXIsTS9DSsGUSzKfJ17AknrW+vm6u+M9sgRL/uhMoMbGBEhMbKDGxgRITGygxsYESExsoMbGBEhMbKDGxQQLwD7b1yo5TQnpeAAAAAElFTkSuQmCC
正确答案:D
国开网 应用数学初步 网上在线形考作业国开电大历年参考题目如下:
国开网 应用数学初步 网上在线形考作业[答案]相关练习题:
冲突双方都希望满足两方利益,并寻求互相受益的结果,称为折衷。
张某在市区购买一处房产出租给柳某用于居住,取得租金3万元,该房产原值40万元,房产税的扣除比例为10%,则张某缴纳的房产税是()。(出租房屋用于居住房产税率为4%)
18秋学期(清考)《物理与人类文明(尔雅)》在线作业-0002
加强劳动安全管理的措施包括( )。
谐振过电压 (2 分)
如果系统的输出信号变化不是很频繁,建议优先选用( )的输出模块。
2、明茨博格认为处于低层次管理者所需要的能力主要是()和()。
20秋《计算机科学导论》作业2
我国下列哪些公司的注册资本为实缴资本?( )
I've heard that you are going to Thailand?Yes, I'll leave on Sunday.That's great! ________.Thank you!
102.在信息化教育环境下,尽管师生互动不再是一种希望,而是一种无法避免的事实,但教师却仍然扮演着知识较多者、正确答案拥有者、答疑责任者的角色( )。
8.在变动成本法下,固定性制造费用应当列作。
学生在学校学习和活动的正式组织是()。
根据证券化产品的金融属性不同,资产证券化的种类包括股权型证券化、债权型证券化和混合型证券化。
辞退是惩戒性的处分,是因为某种原因而认定公务员不适宜在行政机关继续工作,从而解除其公职关系。
动物流多量无色细小泡沫样鼻液,见于( )
If I()enough time,I()take part in this meaningful activity.
英语“Polymath”翻译成中文的意思是:()
狭义上环境问题指所有人类活动引起的环境问题。
西方经济学19春在线作业1-0002