Hi , I solved [itex]\int (1/((\sqrt{(x^2)+(a^2)}))^(3/2)*dx)[/itex] using the substitution x = a*tan([itex]\varphi[/itex] I wonder if there are other methods to solve this problem?(adsbygoogle = window.adsbygoogle || []).push({});

* (2/3) is the power on the radical function

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# Integration by substitution

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