[tex]\int[/tex] xsec^2xdx(adsbygoogle = window.adsbygoogle || []).push({});

u=x du=dx dv=sec^2xdx v=tanx

uv- [tex]\int[/tex]vdu

xtanx-[tex]\int[/tex]tanxdx

xtanx-lnlcosxl+C

just wanted to make sure everything looked alright because im not feeling totally confident about my last step.

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# Integral Problems

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