(i)[2]
For $y = \ln(1 + \sin 2x)$.
(ii)[2]
$y = \dfrac{\tan x}{x}$.
Mathematics 9709 · AS & A Level · Differentiation
For $y = \ln(1 + \sin 2x)$.
$y = \dfrac{\tan x}{x}$.
This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Obtain $\dfrac{k\cos2x}{1+\sin2x}$ for any constant $k$ that is not zero” …