Mathematics 9709 · AS & A Level · Differentiation

Differentiation — practice question

Find the gradient of each curve below at the point where $x = 0$.
(i)[3]

Let $y = 3\sin x + \tan 2x$.

(ii)[3]

Let $y = \frac{6}{1 + e^{2x}}$.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Differentiate so that the result has the form $k_1\,\cos x+k_2\sec^22x$” …

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