Question

What is the difference of the polynomials? (5x3 + 4x2) – (6x2 – 2x – 9) –x3 + 6x2 + 9 –x3 + 2x2 – 9 5x3 – 2x2 – 2x – 9 5x3 – 2x2 + 2x + 9

Answer 1

d

Explanation:

edge 2020

Answer 2

5x^3 - 2x^2 + 2x + 9.

Explanation:

(5x^3 + 4x^2) – (6x^2 – 2x – 9)

Remove the parentheses . Note the negative is distributed over the second parentheses:

= 5x^3 + 4x^2 – 6x^2 + 2x + 9

= 5x^3 - 2x^2 + 2x + 9.