Mathematics 9709 · AS & A Level · Differentiation

Differentiation — practice question

A curve is given by the equation $y=4e^{1-2x}\sqrt{3x-1}$.
(main)[6]

Find the stationary point of the curve, giving the exact coordinates.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: After differentiation, the result should be in the form $k_1e^{1-2x}(3x-1)^{\frac12}+k_2e^{1-2x}(3x-1)^{-\frac12}$

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