The coefficient of x 2 in the expansion of (2 + ax) 3 is 54. Find the
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The coefficient of x2 in the expansion of (2 + ax)3 is 54. Find the possible values of the constant a.
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Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
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