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Find f(g(4)) if f(x)=2x+1 and g(x)=x^2

User Rfay
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1 Answer

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First solve g(x) by replacing x with 4

G(x) = x^2 = 4^2 = 16

Now replace x in f(x) with 16:

F(x) = 2x + 1 = 2(16) + 1 = 32 +1 = 33

The answer is 33

User GeoffreyB
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