高数题,设y=f[(3x-2)/(3x+2)],f`(x)=arctan(x^2,)则dy/dx在x=0时=

高数题,设y=f[(3x-2)/(3x+2)],f`(x)=arctan(x^2,)则dy/dx在x=0时= 设ln(x^2+y^2)=arctan(y/x),则dy/dx= 设y=f^2(3x-2/3x+2),f(x)=In(1+x^2）,则dy/dx|x=0=? 设函数y=f((x+1)/(x-1)),其中f(x)满足f'(x)=arctan√x,则dy/dx∣x=2等于多少.请高 设F(x)可导,y=f(x^2),则dy/dx=? 设y=f((2x-1)/(x+1)),f'(x)=lnx^(1/3),求dy/dx 设y=f[(3x-2)/(3x+2)]且f'(x)=arctanx^2,则dy/dx｜x=0的值多少 数学题求dy/dx设 f'(x)=sin√x 定义（x>0）,又y=f[e^(2x)]求dy/dx 设f x 为可导函数,y=f^2(x+arctanx),求dy/dx 函数y=arctan(1+x^2)求dy/dx y=f[(x-1)/(x+1)],f'(x)=arctanx^2,求dy/dx,dy 设f(x)连续,Y=∫0~X tf（x^2-t^2）dt 则dy/dx=?