Question

find f(x) and g(x) such that h(x) =(f of g)(x), h(x)=|7x+3|

Answer 1

f(g(x)) = |7x+3|

7x +3 is the inside function, which is inside the absolute value

|"something"| is the outside function
so
g(x) = 7x+3
f(x) = |x|