来自程宏亮的问题
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^2xcos^2(e^x)e^(sin^2x)
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)
1回答
2020-05-21 01:51
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^2xcos^2(e^x)e^(sin^2x)
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)
(sin^2x)'=2sinx*(sinx)'=2sinx*cosx=sin(2x)cos^2(e^x)=2cos(e^x)*[cos(e^x)]'=2cos(e^x)*[-sin(e^x)]*(e^x)'=2cos(e^x)*[-sin(e^x)]*e^x=-sin(2e^x)*e^x[e^(sin^2x)]'=(sin^2x)'*...