a Find, in ascending powers of x, the first 3 terms in the expansion of (1 2x) 7 b Find the coefficient of x 2 in the expansions of (1 2x) 7 (1 3x 5x 2 ) ...

a To find the first 3 terms in the expansion of 1 2x7 in ascending ...

a. Find, in ascending powers of x, the first 3 terms in the expansion of (1 +

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a. Find, in ascending powers of x, the first 3 terms in the expansion of (1 + 2x)⁷.

b. Find the coefficient of x² in the expansions of (1 + 2x)⁷ (1 – 3x + 5x²).

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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a. Find, in ascending powers of x, the first 3 terms in the expansion of (1 +

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

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