Differential Calculus (id: 89bbfa87e)

本题目来源于试卷: Differential Calculus，类别为 IB数学

[问答题]
The diagram shows part of the grark0 -y1hnv(kvphb6g:bz:;dqty sb1w1l vzs: z1 of y=f ′(x). The x-intercepts are at points A and Clv:b1ztzs gqz;d1b1wy ::s b 6. There is a minimum at point B and a maximum at point D.


1. 1. Write down the value of $f^{\prime}(x)$ at A .
2. Hence, show that A corresponds to a maximum on the graph of f .
2. Which of the points A, B, C, D corresponds to a minimum on the graph of f .
3. Which of the points A, B, C, D corresponds to a point of inflection of f . Justify your answer.

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