SOLUTION: Please help me with this problem f(-x); f(x)= 3x squared+3x-3 I am very confused with these kind of problems and been struggling; this is an online math class for me so no re

Algebra ->  Functions -> SOLUTION: Please help me with this problem f(-x); f(x)= 3x squared+3x-3 I am very confused with these kind of problems and been struggling; this is an online math class for me so no re      Log On


   



Question 1015661: Please help me with this problem
f(-x); f(x)= 3x squared+3x-3
I am very confused with these kind of problems and been struggling; this is an online math class for me so no real tutors around that can help.

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!

f(-x); f(x)= 3x^2 + 3x - 3
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Sub -x for x
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f(-x) = 3(-x)^2 + 3(-x) - 3
= 3x^2 - 3x - 3
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It's simple substitution.