3x^2 + 7x - x^3 for x= -2

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asked Nov 19, 2021 187k views

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3x^2 + 7x - x^3 for x= -2

Mathematics
high-school

Jonathan Livni asked

by Jonathan Livni

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2 Answers

2 votes

Answer:

Explanation:

3(-2)²+7(-2)-(-2)³

12+(-14)-(-8)

12-14+8

Halbano answered Nov 21, 2021

by Halbano

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3 votes

Answer:

Your answer is 6.

Explanation:

Substitute. Then determine the sign, multiply and evaluate. Remove the parentheses. Multiply then calculate.

Chris Roy answered Nov 23, 2021

by Chris Roy

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