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Sifnab
 3 years ago
Im having a problem Integrating dx/(2+x^(1/2))
When i used U substitution u^2=x and 2udu=dx i got 2udu/(2+u) but i realy dont know what to do now?
Sifnab
 3 years ago
Im having a problem Integrating dx/(2+x^(1/2)) When i used U substitution u^2=x and 2udu=dx i got 2udu/(2+u) but i realy dont know what to do now?

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adamshai
 3 years ago
Best ResponseYou've already chosen the best response.1Try to substitute: \[y = 2 + \sqrt{x} \\ dy = \frac{1}{2\sqrt{x}}dx = \frac{1}{2(y2)}dx\]

Sifnab
 3 years ago
Best ResponseYou've already chosen the best response.0yes! I solved it now, thanks! That last step when you changed x^1/2 to (y2) helpt a lot :D
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