Let f(x) = 3x2 + 2 and g(x) = √x-4. What is the rule for the composition f ∘ g?

To find the inverse of a number a, one can use the equation f(c) = a-1/c=0 where c is the inverse of a use the secant method of finding roots of equations to find the inverse of a = 2.5 ,er = 0.001%