Mathematics 9709 · AS & A Level · Functions

Functions — practice question

A curve is described by the equation $y = f(x)$. It is stated that $f'(x) = \frac{1}{\sqrt{x + 6}} + \frac{6}{x^2}$ and that $f(3) = 1$.

(main)[5]

Find the expression for $f(x)$.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Integrate $f(x)$” …