Help past due! Multiply the polynomials (5a² + 2a − 7) and (3a² − a + 1). Simplify the answer.

Florian Boudot asked May 15, 2023

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14 votes

Help past due!

Multiply the polynomials (5a² + 2a − 7) and (3a² − a + 1). Simplify
the answer.

Florian Boudot asked May 15, 2023

2.6k points

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29 votes

Answer:

Explanation:

Use the distributive property to solve.

(5a²+2a-7)(3a²-a+1)

=15a⁴-5a³+5a²+6a³-2a²+2a-21a²+7a-7

=15a⁴+a³-18a²+9a-7

Rifka answered May 21, 2023

by Rifka

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