a. Find the coordinates of the stationary point on the curve y = |(x - 7)(x +

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a. Find the coordinates of the stationary point on the curve y = |(x - 7)(x + 1).

b. Sketch the graph of y =|(x - 7) (x + 1)|.

c. Find the set of values of k for which |(x - 7) (x + 1)| = k has four solutions.

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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Question Posted: Aug 17, 2021 07:01 AM

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a. Find the coordinates of the stationary point on the curve y = |(x - 7)(x +

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i y x 7 x 1 for stationary points y0 so x 7 x 10 either x70 or x10 x7 x1 two stationary p...View the full answer

Cambridge IGCSE And O Level Additional Mathematics Coursebook

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