y=(2x+1)(3x+2)函数求导
问题描述:
y=(2x+1)(3x+2)函数求导
答
f(x)=(2x+1)(3x+2)
g(x)=2x+1
h(x)=3x+2
f'(x)=g'(x)h(x)+h'(x)g(x)
=2(3x+2)+3(2x+1)
=12x+7