求这些导数 y=2^sinx y=e^arctan√z y=e^-x^2 y=sec^x
问题描述：
求这些导数 y=2^sinx y=e^arctan√z y=e^-x^2 y=sec^x
答
(2^sinx )cosx lg2
e^arctan√z * (1/(1+z))* (1/(2√z))
e^(-x^2) *(-2x)
tanx secx