No Feynman's Technique but Integration by Parts

In this video, I am evaluating a tough integral not by using Feynman's technique but integration by parts.
#math #maths
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[@mathnerd5647]

Fantastic!

[@iqtrainer]

Another beast of a video🎉

[@domedebali632]

Fantastic video professor

[@drpkmath12345]

Thanks a lot my friend👍👍👍

[@Min-cv7nt]

You are back professor

[@drpkmath12345]

Haha yes my friend👍👍👍

[@MrGLA-zs8xt]

Very nice video professor

[@drpkmath12345]

Thanks a lot my friend👍👍👍

[@comdo777]

asnwer=2+(-1)+ =3 hmm what -1.3 isit

[@drpkmath12345]

???????