Mathematics 9709 · AS & A Level · Differentiation

Differentiation — practice question

(main)[8]

A curve is defined by $\frac{d^2y}{dx^2} = 2x - 1$. It has a minimum point at $(3, -10)$. Find the coordinates of the maximum point.

Worked solution & mark scheme

This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: Integrates $\frac{d^2y}{dx^2}=2x-1$ to obtain $\frac{dy}{dx}=x^2-x+c$

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