a. Expand f(x) in ascending powers of x up to and including the term in x 3.

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a. Expand f(x) in ascending powers of x up to and including the term in x3.

b. Hence show that, for small x:

c. Taking a suitable value for x, which should be stated, use the series expansion in part b to find an approximate value for 101/103, giving your answer to 5 decimal places. 

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

ISBN: 9781292183404

1st Edition

Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran

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