微分问题,设y=f(x^2),求dy⼀dx,d^2y⼀dx^2?

2024-11-23 05:34:13
推荐回答(1个)
回答(1):

dy/dx=2xf'(x^2)
d^2y/dx^2=2f'(x^2)+4x^2f''(x^2)