The curve satisfies $\frac{dy}{dx} = \frac{8}{(5 - 2x)^2}$. Since it goes through $(2, 7)$,
(main)[4]
determine the equation of the curve.
Worked solution & mark scheme
This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Derivative correctly found: $f'(x)=\frac{8}{(5-2x)^2}$” …