Question

Use the given substitution to evaluate the indicated integral.

Answer 1

@terenzreignz can u help?

Answer 2

u = x^3 + 2
du = 3x^2 dx
1/3 du = x^2 dx

see that integral becomes
1/3 int(u)^1/2 du

Answer 3

Nuff said, @tanjung :)

Answer 4

thanks!

Answer 5

can u finish it, onegirl ?

Answer 6

no

Answer 7

to get the integral of u^1/2 du
use the basic formula :
int u^n du = 1/(n+1) u^(n+1)

Answer 8

okay

Answer 9

i got 2u^3/2 over 3 is that correct?