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28-07-2016
Mathematics

contestada

evaluate. -3x^3 -4x for x -1. a.1 b.7 c.-1

Respuesta :

28-07-2016

Hello,

f(x)=-3x^3-4x
f(-1)=-3*(-1)^3-4*(-1)=-3*(-1)+4=3+4=7

Answer B

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