when is (3 - 2x) expanded the coefficient of x 2 is 15. Find the two possible
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when is (3 - 2x) expanded the coefficient of x2 is −15. Find the two possible values of a.
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ANSWER To expand 3 2x and find the coefficient of x2 we need to multip...View the full answer
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Related Book For
Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook
ISBN: 9781108407199
1st Edition
Authors: Sue Pemberton, Julianne Hughes, Julian Gilbey
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