Question

Add.
(4x3- x2 + 4x) + (x3 - x2 - 4x)

Answer 1

i dont have that as a choice :(

Answer 2

Wah?

Answer 3

1.5x3 -x2 - 4x
2.3x3 +2x2 + 8x
3.4x3 + x3 + 2x2
4.5x3 - 2x2

Answer 4

I think the 4th choice.

Answer 5

Because the 4x's cancel out then you will have
4x^3-x^2+x^3-x^2
Then you add the commons
4x3+x3 and -x2+(-x2)
Then you will get
5x3-2x2