Question

Find f(x) and g(x) so that the function can be described as y = f(g(x))

y=4/(x^2)+9

Answer 1

\[y=\frac{ 4 }{ x ^{2}}+9\]

Answer 2

ok that changes it

Answer 3

you could say \(f(x)=x+9\) and \(g(x)=\frac{4}{x^2}\) but there are other ways too

Answer 4

oh ok:) i got it thanks :)