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Evaluate -3 x3 - 4 x for x = -1.

A.1
B.7
C.-1

User Tolmark
by
5.8k points

2 Answers

3 votes

Answer: 7 is the correct answer

User Dean
by
5.1k points
3 votes

Answer: B

Explanation:


-3x^3-4x\\x=-1


-3(-1)^3-4(-1)\\-3(-1)+4\\+3+4\\7

User Monkey Intern
by
5.0k points
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