math

Given the functions f and g below, what is (f o g)(11)?
f(x) = x − 20
g(x) = (x − 3)2

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  1. I will assume you meant
    g(x) = (x-3)^2

    (f o g)(11) = f(g(11))
    = f(64)
    = 64-20
    = 44

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