In a convergent geometric series the common ratio is r and the first term is 2. Given

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In a convergent geometric series the common ratio is r and the first term is 2. Given that S = 16 × S3,

a. Find the value of the common ratio, giving your answer to 4 significant figures.

b. Find the value of the fourth term.

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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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