a) The 15th term of an arithmetic progression is 24. The sum of the first 15 terms

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a) The 15th term of an arithmetic progression is 24. The sum of the first 15 terms is 570. Work out the first three terms.

b)
The sum of the first N terms of this arithmetic progression is 0.
Work out the value of N.

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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 13, 2023 11:23 AM

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a) The 15th term of an arithmetic progression is 24. The sum of the first 15 terms

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a Let the first term of the arithmetic progression be denoted by a and the common difference by d We ...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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