f(x) = x 2 2x 8 a. Sketch the graph of y = f(x). b.

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f(x) = x² − 2x − 8

a. Sketch the graph of y = f(x).

b. On the same set of axes, sketch the graph of y = f'(x).

c. Explain why the x-coordinate of the turning point of y = f(x) is the same as the x-coordinate of the point where the graph of y = f'(x) crosses the x-axis.

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Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

ISBN: 9781292183398

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Authors: Greg Attwood

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f(x) = x 2 2x 8 a. Sketch the graph of y = f(x). b.

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a To sketch the graph of y fx x2 2x 8 we can start by finding the xintercepts yintercept and the ver...View the full answer

Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

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