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-2*(Sqrt[1 + x] + Log[-1 + Sqrt[1 + x]])


Integrate[1/(1 - Sqrt[1 + x]), x] ==
-2*(Sqrt[1 + x] + Log[-1 + Sqrt[1 + x]])



                 1
Integrate[---------------, x] == 
          1 - Sqrt[1 + x]

-2 (Sqrt[1 + x] + Log[-1 + Sqrt[1 + x]])

Time to compute: 0.02 second

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