有根号的导数怎么求?比如根号X.

2024-11-07 23:56:01
推荐回答(1个)
回答1:

写成分数指数幂,
比如√x=x^(1/2)
导数y'=(1/2)x^(1/2-1)=(1/2)*x^(-1/2)=(1/2)/√x