Question

Checking my answer :) Evaluate the integral x^2 (2+x^3)^(1/2) dx

Answer 1

\[\int\limits_{?}^{?}x ^{2}\sqrt{2+x ^{3}}dx\]

Answer 2

It's an indefinite integral

Answer 3

My answer was

Answer 4

\[2(x ^{3}+2)^{3/2}+c\]

Answer 5

looks like you need a 2/9 out front not a 2...

Answer 6

you can always check your answer by taking the derivative, it should be the same as the original integral

Answer 7

ok, thanks