Question

if f(x)=x+3 what is f(g(x)

Answer 1

where is g(x)?
\(\large f(x)=x+3 \Longrightarrow f(g(x))=g(x)+3\)
whatever g(x) is substitute into there

Answer 2

thanks a lot

Answer 3

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Answer 4

DId you get your question answered?

Answer 5

I'll take that as a yes :)