Asked by Beth

U substitution on indefinite integral/antiderivative.

(t^3+4)^-2 t^2

On this should I use u on the parenthesis and should I put this into a natural log?

Answers

Answered by Steve
if you let
u = t^3+4 then
du = 3t^2 dt

Now your integrand becomes

u^-2 (du/3) = 1/3 u^-2 du

that should be a cinch.
Answered by Beth
Yes, had just finished getting it! Thanks!
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