Asked by Erica
How do you integrate 3∫(1)/(x²+1)² dx ?
Thank you!
Thank you!
Answers
Answered by
Steve
Let x = tan u
(x²+1) = sec² u
dx = sec² u du
See how that changes things.
(x²+1) = sec² u
dx = sec² u du
See how that changes things.
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