What is the sum of the polynomials? (–x2 + 9) + (–3x2 – 11x + 4) –4x2 – 2x + 4 –4x2 – 11x + 13 2x2 + 20x + 4 2x2 + 11x + 5

asked May 2, 2021 162k views

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What is the sum of the polynomials?

(–x2 + 9) + (–3x2 – 11x + 4)

–4x2 – 2x + 4
–4x2 – 11x + 13
2x2 + 20x + 4
2x2 + 11x + 5

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2 votes

Answer:

The answer is B.

Explanation:

Hade answered May 3, 2021

by Hade

5.1k points

3 votes

Answer:

$( - {x}^(2) + 9) + ( - 3 {x}^(2) - 11x + 4) \\ - {x}^(2) + 9 - 3{x}^(2) - 11x + 4 \\ = - 4 {x}^(2) - 11x + 13$

Lordvlad answered May 6, 2021

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