1/2sin^2x,1-1/4cos2x,-1/2cos^2x,1/4cos2x的导数分别是多少
问题描述:
1/2sin^2x,1-1/4cos2x,-1/2cos^2x,1/4cos2x的导数分别是多少
答
sinxcosx,1/2sin2x,sinxcosx,-1/2sin2x
1/2sin^2x,1-1/4cos2x,-1/2cos^2x,1/4cos2x的导数分别是多少
sinxcosx,1/2sin2x,sinxcosx,-1/2sin2x