Question

evaluate indefinite integral using the substitution method ... plz help

Answer 1

\[\int\limits_{}^{}x ^{2}\left( x ^{3}+2 \right)^{6}dx\]

Answer 2

u = x^3 +2
du = 3x^2 dx --> dx = du/3x^2

\[\rightarrow \frac{1}{3}\int\limits_{}^{}u^{6} du\]

Answer 3

ok wait let me try it

Answer 4

\[\left( 1/21 \right)\left( x ^{3}+2 \right)^{7}+K\] ??????

Answer 5

correct :)

Answer 6

thanks