The sum of the first two terms of an arithmetic series is 47. The thirtieth term of

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The sum of the first two terms of an arithmetic series is 47. The thirtieth term of this series is −62. Find:

a. The first term of the series and the common difference.

b. The sum of the first 60 terms of the series.

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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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Question Posted: Aug 08, 2023 07:58 AM

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The sum of the first two terms of an arithmetic series is 47. The thirtieth term of

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

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