y=arctanx^2求导 求详解
问题描述：
y=arctanx^2求导 求详解
答
y = arctan(x) y' = 1/(1+(x)) * (x)' = 1/(1+x) * 2x = 2x/(1+x)
y=arctanx^2求导 求详解
y = arctan(x) y' = 1/(1+(x)) * (x)' = 1/(1+x) * 2x = 2x/(1+x)