Question

(4x3 + 2x + 6) + (2x3 – x2 + 2)

Answer 1

26

Explanation:

Start by solving everything in the parentheses

(12 +2x + 6) + (6 - 2x + 2)

now open parentheses and combine like terms

(12 + 6 + 6 + 2) + (2x -2x)

= 26 + 0

= 26