xcxd.net
当前位置:首页 >> Cos^6x求导 >>

Cos^6x求导

-6sin6x ,复合函数求导,f(g(x))'=f'(x)*g'(x)

[(cosx)^6]' =6(cosx)^5·(-sinx) =3sin2x(cosx)^4

好评哦

∫x^2sin^2xdx =1/2∫x^2(1-cos2x)dx =1/2∫x^2dx-1/2∫x^2cos2xdx =1/6x^3-1/4∫x^2dsin2x =1/6x^3-1/4x^2sin2x+1/4∫2xsin2xdx =1/6x^3-1/4x^2sin2x-1/4∫xdcos2x =1/6x^3-1/4x^2sin2x-1/4xcos2x+1/4∫cos2xdx =1/6x^3-1/4x^2sin2x-1/4xcos2x+1/8sin2x...

网站首页 | 网站地图
All rights reserved Powered by www.xcxd.net
copyright ©right 2010-2021。
内容来自网络,如有侵犯请联系客服。zhit325@qq.com