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sin^2x 求导
3道题求导,都是SIN^n的求导没弄懂,如果能稍微讲下就更好啦
sin^2x
cos^2(e^x)
e^(sin^2x)
人气:126 ℃ 时间:2020-04-06 14:39:06
解答
(sin^2x)' = 2sinx * (sinx)'= 2sinx * cosx= sin(2x)cos^2(e^x) = 2 cos(e^x) * [cos(e^x) ]'= 2 cos(e^x) *[-sin(e^x)] * (e^x)'= 2 cos(e^x) *[-sin(e^x)] * e^x= - sin(2e^x) * e^x[e^(sin^2x)]' = ( sin^2x)' *...
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