How would you solve this? Please help.

Find two functions f and g such that (f▫g)(x) = h(x)
h(x)= 4/(5x+2)^2

Thanks for the ones who helped me :)

The answer is not unique. An f and g that "works" is

f(x) = 4/x²
g(x) = 5x + 2

Another pair is

f(x) = x²
g(x) = 2/(5x + 2)