高三数学问题求导数:y=sin(2x+π/6)Xcos(2x-π/6)y=sin^2(1-1/x)
2019-05-07
高三数学问题
求导数:
y=sin(2x+π/6)Xcos(2x-π/6)
y=sin^2(1-1/x)
优质解答
y=sin(2x+π/6)Xcos(2x-π/6)
=cos(4x)
y=sin^2(1-1/x)
=2/x*cos(1-1/x)
y=sin(2x+π/6)Xcos(2x-π/6)
=cos(4x)
y=sin^2(1-1/x)
=2/x*cos(1-1/x)