Question

(c2 + d2)2

Answer 1

\[(c^2+d^2)^2?\]

Answer 2

thats the question

Answer 3

i did a similar one and got it wrong

Answer 4

Alright just making sure. So you're gonna multiply it by its self.

(c^2+d^2)(c^2+d^2)

what do you get when you foil that out

Answer 5

\[c ^{4}+ d ^{4}c ^{4}+ d ^{4}\]

Answer 6

is that right?

Answer 7

Looks right to me

Answer 8

let me check, i have online homework

Answer 9

it says thats wrong.

Answer 10

c^4+2c^2d^2+d^4

what about that?

Answer 11

yup that was right. thanks

Answer 12

Do you see where you messed up?

Answer 13

yeah, I forget the implied one in front of variables