The ninth term of an arithmetic progression is 95 and the sum of the first four terms

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The ninth term of an arithmetic progression is 95 and the sum of the first four terms is −10.

a. Find the first term of the progression and the common difference. The nth term of the progression is 200.

b. Find the value of n.

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Cambridge IGCSE And O Level Additional Mathematics

ISBN: 9781510421646

1st Edition

Authors: Val Hanrahan, Jeanette Powell

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Question Posted: Sep 03, 2021 01:47 AM

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The ninth term of an arithmetic progression is 95 and the sum of the first four terms

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Let a denote the first term and d denote the common difference of the arithmetic prog...View the full answer

Cambridge IGCSE And O Level Additional Mathematics

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