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What is a simpler form of the expression? (2n2 + 5n + 3)(4n - 5) A. 8n^3 + 10n² - 13 n - 15 B. 8n^3 + 30n² - 37n - 15 C. 8n^3 - 10n² + 37n - 15 D. 8n^3+ 13n² - 10n -15
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2 votes
What is a simpler form of the expression?

(2n2 + 5n + 3)(4n - 5)

A. 8n^3 + 10n² - 13 n - 15
B. 8n^3 + 30n² - 37n - 15
C. 8n^3 - 10n² + 37n - 15
D. 8n^3+ 13n² - 10n -15

User Pedram Afra
by
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2 Answers

4 votes
(2n² + 5n + 3)(4n - 5)
2n³ - 10n² + 20n² - 25n + 12n - 15
2n³ + 10n² - 13n - 15

The answer is equal to A.
User Vptheron
by
8.0k points
4 votes
(2n^2 + 5n + 3)(4n - 5)
8n^3-10n^2+20n^2-25n+12n-15=
8n^3+10n^2-13n-15

It's A
User Florian Dietz
by
7.7k points
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