• 2022-06-07 问题

    证明下列不等式:[tex=12.714x1.286]Kit/PExCOWnfuERcxfvK4NChO9vvbtLdKmq0bT1U54/fckg4nbRH2cnZMa7jqB1o[/tex]

    证明下列不等式:[tex=12.714x1.286]Kit/PExCOWnfuERcxfvK4NChO9vvbtLdKmq0bT1U54/fckg4nbRH2cnZMa7jqB1o[/tex]

  • 2022-06-19 问题

    设n阶矩阵A满足:[tex=12.714x1.286]Ay2HT2LEz2GdGUZWRai2/Nqe50VqzwyQDJJR4WC+y9t0T6hjhQNcMcgLzt+ihQDZ[/tex]

    设n阶矩阵A满足:[tex=12.714x1.286]Ay2HT2LEz2GdGUZWRai2/Nqe50VqzwyQDJJR4WC+y9t0T6hjhQNcMcgLzt+ihQDZ[/tex]

  • 2022-06-29 问题

    [tex=1.714x1.286]wCQ+3vMgVapsYMSa5gL1Wg==[/tex]三体综合征标准型 未知类型:{'options': ['[tex=12.714x1.286]Wh3OW+57c51Tl46S23+Md5TSIq6SmfPEbD05EQh/tozH+5OkS02uS+6I1IH7uPoE[/tex]', '[tex=6.714x1.286]YNRarh1AdLqhIw3P/juNZXveIhP7v06qaK4zU2VMmJc=[/tex]', '[tex=12.714x1.286]GT5hrfYkOpQXfZmMPzZYEjpYk5JWer2X5g2EeLxvEu0myBZJdy0yg6mJEke/OfqG[/tex]', '[tex=15.643x1.286]N6VtZKgecpvjF4ra9LVSIBQYYIdRcuPLBStBVCj0aceEd8oD70SLKRJRvLWIA0D8[/tex]', '[tex=10.929x1.286]sd9gmPnRFYnHvEZ5saj+PeP4pw4QMh2ao5Ek91dMwRQ=[/tex]'], 'type': 102}

    [tex=1.714x1.286]wCQ+3vMgVapsYMSa5gL1Wg==[/tex]三体综合征标准型 未知类型:{'options': ['[tex=12.714x1.286]Wh3OW+57c51Tl46S23+Md5TSIq6SmfPEbD05EQh/tozH+5OkS02uS+6I1IH7uPoE[/tex]', '[tex=6.714x1.286]YNRarh1AdLqhIw3P/juNZXveIhP7v06qaK4zU2VMmJc=[/tex]', '[tex=12.714x1.286]GT5hrfYkOpQXfZmMPzZYEjpYk5JWer2X5g2EeLxvEu0myBZJdy0yg6mJEke/OfqG[/tex]', '[tex=15.643x1.286]N6VtZKgecpvjF4ra9LVSIBQYYIdRcuPLBStBVCj0aceEd8oD70SLKRJRvLWIA0D8[/tex]', '[tex=10.929x1.286]sd9gmPnRFYnHvEZ5saj+PeP4pw4QMh2ao5Ek91dMwRQ=[/tex]'], 'type': 102}

  • 2022-06-11 问题

    [tex=38.429x1.286]5fp4Zd0HqrWpSjTQaJMcIZAMRCeqf82SWmwhTTFw0M58FSpuT4kaiJ31yFeWB6+z1wmLQxGk0HgOTxBrFTZmxfI1JbB1TeEq7Ksb/y7A49dChsOSmPbUtYTvtID4/K8+y5cM/4U6h7m61YETj6+nvHkjLuWMNdYcldCjF3j/BDrs1472s4+8+M9E3zSHo6SE[/tex][tex=12.714x1.286]SmfckZO/xPMyUbxa00DQI5BJMonxaJCL/fXVaO1Zy3pD/vFGrc5aJmskAhYQl3+7[/tex]

    [tex=38.429x1.286]5fp4Zd0HqrWpSjTQaJMcIZAMRCeqf82SWmwhTTFw0M58FSpuT4kaiJ31yFeWB6+z1wmLQxGk0HgOTxBrFTZmxfI1JbB1TeEq7Ksb/y7A49dChsOSmPbUtYTvtID4/K8+y5cM/4U6h7m61YETj6+nvHkjLuWMNdYcldCjF3j/BDrs1472s4+8+M9E3zSHo6SE[/tex][tex=12.714x1.286]SmfckZO/xPMyUbxa00DQI5BJMonxaJCL/fXVaO1Zy3pD/vFGrc5aJmskAhYQl3+7[/tex]

  • 2022-06-19 问题

    解决下列问题:用简单化学试剂区分[tex=12.714x1.286]3etrslAkbzgOst7cujQ9e0pvqBRDe2gdAQtTbgWC7t2ejC67ukdeSgjZ4gAVkN9J[/tex]和[tex=11.214x1.286]eVMeFGvfS/Sikhi7UwjBOQb5gykw6cdYMaFZ4MpvTZk=[/tex]

    解决下列问题:用简单化学试剂区分[tex=12.714x1.286]3etrslAkbzgOst7cujQ9e0pvqBRDe2gdAQtTbgWC7t2ejC67ukdeSgjZ4gAVkN9J[/tex]和[tex=11.214x1.286]eVMeFGvfS/Sikhi7UwjBOQb5gykw6cdYMaFZ4MpvTZk=[/tex]

  • 2022-05-29 问题

    下列选项为某变速器一、二、三、四挡的传动比,则三挡的传动比为()。 A: 0.969 B: 1.286 C: 1.944 D: 3.455

    下列选项为某变速器一、二、三、四挡的传动比,则三挡的传动比为()。 A: 0.969 B: 1.286 C: 1.944 D: 3.455

  • 2022-06-05 问题

    求函数 [tex=12.714x1.286]xcfuRCiaTobu/U0z8CGIuFgxmqxiS63nDy/Utz+zhwaYICjVe7CzGcIX1/pLc2Kv[/tex] 在给定区间 [tex=2.429x1.286]y5upN4cBxQ5pEFGbOQ3WcA==[/tex] 上的均值.

    求函数 [tex=12.714x1.286]xcfuRCiaTobu/U0z8CGIuFgxmqxiS63nDy/Utz+zhwaYICjVe7CzGcIX1/pLc2Kv[/tex] 在给定区间 [tex=2.429x1.286]y5upN4cBxQ5pEFGbOQ3WcA==[/tex] 上的均值.

  • 2022-05-30 问题

    设[tex=5.643x1.286]BgK3sG4MLAO2YnRnInPOXxLuiACNfbR2JMaJ22ckFBA=[/tex]是共线的五点,且两两不同,证明[tex=5.357x1.286]A5IYnKwlmfeGyycQuXAVFh4rVuNQcIbLGRGYA1S3/aQ=[/tex][tex=12.714x1.286]JZEo6tX1YSqEA8iSuq6wLsZpQYAsaHuYHMykuhybUezFWm2fVVAyR+U6dLWuuJAy[/tex] . 

    设[tex=5.643x1.286]BgK3sG4MLAO2YnRnInPOXxLuiACNfbR2JMaJ22ckFBA=[/tex]是共线的五点,且两两不同,证明[tex=5.357x1.286]A5IYnKwlmfeGyycQuXAVFh4rVuNQcIbLGRGYA1S3/aQ=[/tex][tex=12.714x1.286]JZEo6tX1YSqEA8iSuq6wLsZpQYAsaHuYHMykuhybUezFWm2fVVAyR+U6dLWuuJAy[/tex] . 

  • 2022-06-30 问题

    设向量组[tex=4.0x1.286]7d4D8OO2mt4Koiip9f86Hy2Pbodu6aupsTtoCQTC1cLGolnbrcWoaRymSppOh9MF[/tex]线性无关,则下列向量组[ud]线[/ud][ud]性[/ud][ud]相[/ud][ud]关[/ud]的是 未知类型:{'options': ['[tex=11.286x1.286]Y1jl/JF0gAGbTRCniGZZhyk14XAtd+o6o2kjRsqkRCztXd8lYmAia/k3z0QcpXAiC9aBpPpIpfE0ffaKKgQMocVQHlVWE/z5Rwv15n8z7T0=[/tex]', '[tex=11.286x1.286]Gl9fwBdTNV1SwGDIn4fgmVyWRQclR9sPnavoS3y9c/Sp456HiEaWWNQRj/seyytA0WEjcxfdN24rBxdS9QFpbaa0vLZLmJsMVSGapg1yhjo=[/tex]', '[tex=12.714x1.286]VEQGEMRDUqSM5x4F1EanvvleOAV/JSAdaSwhRan+KkSzjk65c3SqBvaNaYKjDEHyKTeTbYce2hyHaikQujU7aHslc8uGo/ssiSMVnuBdVIo=[/tex]', '[tex=12.714x1.286]XBZ4v0K3DbhKUZrltQl2QeAQxVjh98rs+vJQ5PVS11lbLUGAHuzRwD6VEzCt91X9qalGzPvp/N+9pUJBbUwsnJl+p/yn+6EOZ2LdVWoA4IU=[/tex]'], 'type': 102}

    设向量组[tex=4.0x1.286]7d4D8OO2mt4Koiip9f86Hy2Pbodu6aupsTtoCQTC1cLGolnbrcWoaRymSppOh9MF[/tex]线性无关,则下列向量组[ud]线[/ud][ud]性[/ud][ud]相[/ud][ud]关[/ud]的是 未知类型:{'options': ['[tex=11.286x1.286]Y1jl/JF0gAGbTRCniGZZhyk14XAtd+o6o2kjRsqkRCztXd8lYmAia/k3z0QcpXAiC9aBpPpIpfE0ffaKKgQMocVQHlVWE/z5Rwv15n8z7T0=[/tex]', '[tex=11.286x1.286]Gl9fwBdTNV1SwGDIn4fgmVyWRQclR9sPnavoS3y9c/Sp456HiEaWWNQRj/seyytA0WEjcxfdN24rBxdS9QFpbaa0vLZLmJsMVSGapg1yhjo=[/tex]', '[tex=12.714x1.286]VEQGEMRDUqSM5x4F1EanvvleOAV/JSAdaSwhRan+KkSzjk65c3SqBvaNaYKjDEHyKTeTbYce2hyHaikQujU7aHslc8uGo/ssiSMVnuBdVIo=[/tex]', '[tex=12.714x1.286]XBZ4v0K3DbhKUZrltQl2QeAQxVjh98rs+vJQ5PVS11lbLUGAHuzRwD6VEzCt91X9qalGzPvp/N+9pUJBbUwsnJl+p/yn+6EOZ2LdVWoA4IU=[/tex]'], 'type': 102}

  • 2022-05-30 问题

    画出积分区域,把积分[tex=7.071x2.643]jPDpTKfLPB394Kc0A3hulRkI9wP7/na+knnWCtKqgzY=[/tex]表示为极坐标形式的二次积分,其中积分区域[tex=0.857x1.286]s+r8LBAs3scxfl88DGExcg==[/tex]是:[tex=12.714x1.286]1KWerC1VV0+aCpOyjJucwFfPpBCrjQ7tuXx7wH+6lHda/sKQyhSxjRXW0KMAcVQCOPH+szSaVGNinpSvOVz3mg==[/tex]

    画出积分区域,把积分[tex=7.071x2.643]jPDpTKfLPB394Kc0A3hulRkI9wP7/na+knnWCtKqgzY=[/tex]表示为极坐标形式的二次积分,其中积分区域[tex=0.857x1.286]s+r8LBAs3scxfl88DGExcg==[/tex]是:[tex=12.714x1.286]1KWerC1VV0+aCpOyjJucwFfPpBCrjQ7tuXx7wH+6lHda/sKQyhSxjRXW0KMAcVQCOPH+szSaVGNinpSvOVz3mg==[/tex]

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