Mathematics 4024 · O Level · Functions

Functions — practice question

$f(x) = 2x^2 + 7x + 4$ and $g(x) = 2x + 6$.

(a(i))[1]

Determine $f(3)$.

(a(ii))[2]

Determine $g^{-1}(x)$.

(b)[3]

Solve $f(x) - g(x) = 1$.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “43 ” …