Question

Add.
(3x4 – 2x3 + 1) + (12x4 + x2 – 11)

15x4 – x3 – 10

15x4 – x2 – 10

15x4 – 2x3 + x2 + 10

15x4 – 2x3 + x2 – 10

I got C, can anyone double-check for me?

Answer 1

So close, but no. What's 1 - 11?

Answer 2

-10. It's D. Tyvm :)

Answer 3

np :)