Question

What is the difference of the two polynomials?

(9x2 + 8x) – (2x2 + 3x)

Answer 1

A

Explanation:

Answer 2

(9x^2 + 8x) – (2x^2 + 3x)

Subtract like terms:

9x^2 - 2x^2 = 7x^2

8x - 3x = 5x

The difference is 7x^2 + 5x