If h(x) is given, find f(x) and g(x)? suppose h(x)=f(g(x)) h(x)=lx^2 -4l +3 f(x)= g(x)=

if h(x) is given, find f(x) and g(x)?
suppose h(x)=f(g(x))
h(x)=lx^2 -4l +3
f(x)=
g(x)=