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21 votes
21 votes
If f(g(x)) = 3x + 4 and g(x) = x + 2, then what is f(x)?

User Nusatad
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1 Answer

17 votes
17 votes

Answer:

3x-2

Explanation:


f(x+2)=3x+4 \\ \\ f(x)=3(x-2)+4 \\ \\ =3x-6+4 \\ \\ =3x-2

User Peedi
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