Question

FOILing, do i multiply or add?
Like (2x+4)+(2x+4)
i add there, right? And
(2x+4)*(2x+4)
I multiply there, right?

Answer 1

yes

Answer 2

I did that in class todya but i didnt get the right answer..

Answer 3

what did you get for the first one?

Answer 4

(2x+4)+(2x+4)
4x+2x+4+4+2x+4+4
8x+16

Answer 5

hmm

Answer 6

it looks like you are multiplying and adding instead of adding.
the parentheses here are unnecessary

Answer 7

when it says to add, I would add.

and when it says to multiply, id multiply.

but thats just me set in my ways :)

Answer 8

\[(2x+4)+(2x+4)=2x+4+2x+4=2x+2x+4+4\]

Answer 9

let's imagine for a moment that x was ten (x is a variable, but it could be ten)

then
\[2x+4=2\times 10+4=24\] and
\[24+24=48\]

Answer 10

I thought it was like this