Question

the question is:
if f(x)=2x-5 and g(x)=x^2+x,
find f(g(x)) the equation looks like:
-2x-5[x^2+x(x)]

Answer 1

\[f(g(x))=2[x ^{2}+x]-5\]

Answer 2

how did you get that?

Answer 3

replacing x with g(x) in f(x)