∫(e^2θ)(sec^2)θdθ

how would aproach this problem using substitution

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- Sep 17th 2008, 07:12 AMMaguaSubstitution help
∫(e^2

**θ)**(sec^2)**θ**d**θ**

how would aproach this problem using substitution - Sep 17th 2008, 07:51 AMChop Suey
You have to use integration by parts twice: $\displaystyle u = \sec^2{x}~~dv = e^{2x}$. You can treat the integral as the unknown and solve for it.