The sum of the first six terms of an arithmetic progression is 51 and the sum of

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The sum of the first six terms of an arithmetic progression is 51 and the sum of the first 12 terms of the same progression is 282. Find the 1st term and the common difference, d.

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Complete Pure Mathematics 1 For Cambridge International AS & A Level

ISBN: 9780198427438

2nd Edition

Authors: Jean Linsky, Brian Western, James Nicholson

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Question Posted: Apr 14, 2023 10:30 AM

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The sum of the first six terms of an arithmetic progression is 51 and the sum of

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Complete Pure Mathematics 1 For Cambridge International AS & A Level

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