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3x^2 + 7x - x^3 for x= -2​

2 Answers

2 votes

Answer:

6

Explanation:

3(-2)²+7(-2)-(-2)³

12+(-14)-(-8)

12-14+8

=6

User Halbano
by
5.4k points
3 votes

Answer:

Your answer is 6.

Explanation:

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

User Chris Roy
by
4.4k points