The sum of the terms of an arithmetic progression is 38.5. The 1st term is 1 and

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The sum of the terms of an arithmetic progression is 38.5. The 1st term is 1 and the last term is 6. Work out how many terms there are in the arithmetic progression.

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Complete Pure Mathematics 1 For Cambridge International AS & A Level

ISBN: 9780198427438

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Authors: Jean Linsky, Brian Western, James Nicholson

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The sum of the terms of an arithmetic progression is 38.5. The 1st term is 1 and

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Lets call the common difference of the arithmetic progression d ...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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