Mathematics 9709 · AS & A Level · Differentiation

Differentiation — practice question

A curve is described parametrically by $x = 2t + \sin 2t$ and $y = \ln(1 - \cos 2t)$.

(main)[5]

Show that the result is $\frac{dy}{dx} = \cosec 2t$.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “State that $\frac{dx}{dt} = 2 + 2\cos 2t$” …