y=1/(1-√x)+1/(1+√x)求导

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y=1/(1-√x)+1/(1+√x)求导y=1/(1-√x)+1/(1+√x)求导y=1/(1-√x)+1/(1+√x)求导因为  y=[1/(1-√x)]+[1/(1+√x)]   =2/(1-x

y=1/(1-√x)+1/(1+√x)求导
y=1/(1-√x)+1/(1+√x)求导

y=1/(1-√x)+1/(1+√x)求导
因为
  y = [1/(1-√x)] + [1/(1+√x)]
   = 2/(1-x),
求导,得
  y' = 2*(-1)*(1-x)'/(1-x)²,
   = 2/(1-x)².

2/(1-x)^2