Atkinsoha
Find f(g(x)) when f(x)= 2x+7 and g(x)= x+2



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zaynahf
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In f(x), for every x, plug in g(x)
So:
f(x)= 2x + 7
g(x)= x + 2
f(g(x))= 2(x+2)+7
Now evaluate that

Atkinsoha
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So 2x+11 is the answer?

zaynahf
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I think you just simplified wrong: 4 +7

Atkinsoha
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2x +3 ?

zaynahf
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Yep!