If F(x) = 2x^2+1 And G(x) = 3x-2, What Is The Value Of F(g(-2))? | Socratic

If #f(x) = 2x^2+1# and #g(x) = 3x-2#, what is the value of #f(g(-2))#? Algebra

1 Answer

1s2s2p · KillerBunny Jun 13, 2018

#f(g(-2))=129#

Explanation:

First we need #g(-2)#: #g(-2)=3(-2)-2=-6-2=-8#

Now we put that value into #f(x)#: #f(g(-2))=f(-8)=2(-8)^2+1=2(64)+1=129#

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