Respuesta :

Answer:

First we substitute -2 into .x

3(-2)^2 + (-2) - 2

12 - 4 = 8

f(-2) = 8 :D

Step-by-step explanation:

AnjulaReddy
Given ,

[tex] f(x) = 3x^{2} + x -2[/tex]

Now ,

[tex] f(-2) = 3(-2)^{2} +(-2)-2[/tex]

=> f(-2) = 8-4 = 4

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