Question

y = 7/x^2 + 10
Find f(x) and g(x) so the function can be expressed as y = f(g(x)).

Answer 1

help me!

Answer 2

at first care that these functions are not uniqe... one pair of them is:

Answer 3

f(x) = 7/x + 10
and g(x) = x^2
need explanation?

Answer 4

if f(x) =7/x+10 and g(x)=x^2
f(g(x))=7/x^2+10