escojam20 escojam20

15-05-2020
Mathematics

contestada

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

A.1
B.7
C.-1

Respuesta :

ItzMikeSS ItzMikeSS

15-05-2020

Answer: B

Step-by-step explanation:

[tex]-3x^3-4x\\x=-1[/tex]

[tex]-3(-1)^3-4(-1)\\-3(-1)+4\\+3+4\\7[/tex]

Answer Link

01-02-2021

Answer: 7 is the correct answer

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