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06-05-2016
Mathematics

contestada

Find (f∘g)(x).
f(x)=5x+1
g(x)=2x
Write your answer as a polynomial in simplest form.

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apologiabiology apologiabiology

06-05-2016

(f o g)=f(g(x))
just sub
f(g(x))
sub g(x) for x in f(x)
g(x)=2x
2x=x in f(x)
f(g(x)=f(2x)=5(2x)+1=10x+1

(f o g)=10x+1

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