If f(x)= 2x+4, find f(f(x))
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Step-by-step explanation:
f(x)=2x+4
f(1)=2(1)+4
=2+4=6
f(f(x))=2x+4
f(f(1))=2(2(1))+4
=2(2)+4
=4+4=8
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