求导,并二次求导(1)y= 3x^2-2x+5(2) y=In(1+x^2)(3) y=(x^2+2x)/(1-x)(4
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求导,并二次求导
(1)y= 3x^2-2x+5
(2) y=In(1+x^2)
(3) y=(x^2+2x)/(1-x)
(4) y=e^(1-x^2)
(5) y=3x+In[(3x-4)/(x-1)]
(1)y= 3x^2-2x+5
(2) y=In(1+x^2)
(3) y=(x^2+2x)/(1-x)
(4) y=e^(1-x^2)
(5) y=3x+In[(3x-4)/(x-1)]
![求导,并二次求导(1)y= 3x^2-2x+5(2) y=In(1+x^2)(3) y=(x^2+2x)/(1-x)(4](/uploads/image/z/8184595-67-5.jpg?t=%E6%B1%82%E5%AF%BC%2C%E5%B9%B6%E4%BA%8C%E6%AC%A1%E6%B1%82%E5%AF%BC%EF%BC%881%EF%BC%89y%3D+3x%5E2-2x%2B5%282%29+y%3DIn%281%2Bx%5E2%29%283%29+y%3D%28x%5E2%2B2x%29%2F%281-x%29%284)
![](http://img.wesiedu.com/upload/c/ba/cba10fbaa49d0cc85085ba4eeb91c91f.jpg)
自己算的,不知道正不正确?