On 12/31/2011 12:32 AM, t t wrote:
> Hello, dear users!
> I tried to integrate the following integral and got the negative
> answer. Surely the answer is wrong.
> Here:
> integrate(x*x^0.5/(1+x)^0.5,x,0,1)
> -2^(3/2)
> Thank you for your attention
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There are 2 square roots of 1. +1 and -1.
On the other hand, if you use 1/2 instead of 0.5 you might get the
answer you expect.