The first term of an arithmetic progression is 1.75 and the second term is 1.5. The sum
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The first term of an arithmetic progression is 1.75 and the second term is 1.5. The sum of the first n terms is −n. Find the value of n.
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Let d be the common difference of the arithmetic pro...View the full answer
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Related Book For
Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook
ISBN: 9781108407144
1st Edition
Authors: Sue Pemberton, Julian Gilbey
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