a. Find the first three terms, in ascending powers of y, in the expansion of (2 +
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a. Find the first three terms, in ascending powers of y, in the expansion of (2 + y)5.
b. By replacing y with 3x – 4x2, find the coefficient of x2 in the expansion of (2 + 3x – 4x2)5.
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Related Book For
Cambridge IGCSE And O Level Additional Mathematics Coursebook
ISBN: 9781108411660
2nd Edition
Authors: Sue Pemberton
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