bii17
integrate sqrt(1 + sqrt(x)) dx



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hartnn
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did u try substituting 1+sqrt x = t^2 ??

bii17
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y t^2 ?

hartnn
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because i wanted to eliminate the sqrt sign....

hartnn
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outer sqrt.

hartnn
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try that substitution, if u don't get it, i'll help you....

harsh314
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just a substituion of 1+sqrt x to t would work/

hartnn
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yes, that too will work....it will just involve fractional powers.......

harsh314
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yo yo.............

malevolence19
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I mean you're saying the same thing:
Either you do:
\[\sqrt{1+\sqrt x}=\psi \implies \psi^2 = 1+\sqrt x\]
They are literally the same thing.