求函数y=in(3x-1)+2sin(3x-π/4)的导数.
问题描述:
求函数y=in(3x-1)+2sin(3x-π/4)的导数.
答
y=ln(3x-1)+2sin(3x-π/4)
y'=3/(3x-1)+6cos(3x-π/4)