(a(i))[1]
Determine $f(0)$.
(a(ii))[2]
Determine $g^{-1}(x)$.
(a(iii))[2]
Find $gh(2)$.
(b)[2]
Given that $g(2x) = 7$, find the value of $x$.
(c)[3]
Simplify the expression $g(x^2) + g g(x) + 1$.
(d)[2]
Determine $h^{-1}(16)$.
(e)[3]
The function $f(x) = (3x + 1)(x + 5)(x - 4)$ can be expressed as $f(x) = ax^3 + bx^2 + cx + d$. Determine the values of $a$, $b$, $c$ and $d$.