The first term of an arithmetic progression is 7 and the eleventh term is 32. The sum

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The first term of an arithmetic progression is 7 and the eleventh term is 32. The sum of all the terms in the progression is 2790. Find the number of terms in the progression.

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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Question Posted: Aug 31, 2021 01:08 AM

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The first term of an arithmetic progression is 7 and the eleventh term is 32. The sum

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

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