<img src="http://www.weimei168.com/uploads/202208/164678997233441.png" width="90" height="34" />

单选

A 2 B 1 C <img src="https://www.beizhujiaoyu.com/uploads/202208/164678993929191.png" width="15" height="31" /> D -2

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单选

当x→0时，tanx2为x的

A 低阶无穷小量 B 等价无穷小量 C 同阶但不等价无穷小量 D 高阶无穷小量

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单选

A 2 B 1 C <img src="https://www.beizhujiaoyu.com/uploads/202208/164678994896241.png" width="15" height="31" /> D -1

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A e dx B -e-1 dx C (1+e-1)dx D (1-e-1)dx

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曲线y=xlnx在点(e，e)处法线的斜率为

A -2 B <img src="https://www.beizhujiaoyu.com/uploads/202208/164678995614001.png" width="34" height="31" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/164678996075771.png" width="16" height="31" /> D 2

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单选

A sinx+C B cosx+C C -sinx+C D -cosx+C

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单选

A -2 B -1 C 1 D 2

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单选

A <img src="https://www.beizhujiaoyu.com/uploads/202208/164678999721261.png" width="95" height="33" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/164679000795291.png" width="48" height="34" /> C 5y4 D 5y4+arctanx

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单选

A -e2x-y B e2x-y C -2e2x-y D 2e2x-y

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分析

填空题:

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A

B

C

D

相关试题

A B C D

相关试题

A

B

C

D