a. On the same axes sketch the curves given by y = (x + 1) 3 and
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a. On the same axes sketch the curves given by y = (x + 1)3 and y = 3x(x − 1).
b. Explain how your sketch shows that there is only one real solution to the equation x3 + 6x + 1 = 0.
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a fx x 1 gx 3xx 1 x fx x 1 2 1 1 0 0 1 1 8 2 27 3 64 x gx 3xx 1 1 6 0 0 05 075 1 0 2 6 ...View the full answer
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Related Book For
Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
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