y=cos(3x-1)-ln(-2x-1)的导数
问题描述:
y=cos(3x-1)-ln(-2x-1)的导数
答
-3SIN(3X-1)+2/(-2X-1)过程……=cos'(3x-1)*(3X-1)'+ln'(-2x-1)*(-2X-1)'=-3SIN(3X-1)+2/(-2X-1)
y=cos(3x-1)-ln(-2x-1)的导数
-3SIN(3X-1)+2/(-2X-1)过程……=cos'(3x-1)*(3X-1)'+ln'(-2x-1)*(-2X-1)'=-3SIN(3X-1)+2/(-2X-1)