Question

Evaluate the integral
x squared +7x dx [-2,2]

Answer 1

\[\int\limits_{-2}^{2} (x^2+7) dx\]

Answer 2

\[\int\limits_{-2}^{2}(x ^{2}+7x)dx\]

Answer 3

\[x^{3}/3 + 7x ^{2}/2 \]

Answer 4

@telijahmed, it's not done yet, you forgot limits?

Answer 5

@lexusbreon: that stuff is from telijahmed, Ask him more when you are online. It's not the final answer

Answer 6

now you put your limits

Answer 7

\[[2^{3}/3+28/2]-[(-2)^{3}/3+28/2]\]

Answer 8

28/2 cancel out

Answer 9

8/3+8/3

Answer 10

can you get the answer now

Answer 11

16/3

Answer 12

wait how do I get the answer from 16/3

Answer 13

that is the answer

Answer 14

maybe you can use indices and express in a different form