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01-07-2020
Mathematics

contestada

Given f(x) = x2 – 3 and g(x) =
x + 2
Find (gºf)(4).

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MathTutors MathTutors

01-07-2020

Answer: 15

Step-by-step explanation:

(gоf)(4) means g of f of 4. You would plug in f(4) into g(x).

f(4)=(4²)-3=16-3=13

Now that we know f(4) is 13, we would plug in 13 to g(x).

g(13)=13+2=15

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