The ninth term of an arithmetic progression is three times the second term, and the first term

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The ninth term of an arithmetic progression is three times the second term, and the first term is 5. The sequence has 20 terms.

a. Find the common difference.

b. Find the sum of all the terms in the progression.

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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 three times the second term, and the first term

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a To find the common difference of an arithmetic progression we can use the relationshi...View the full answer

Cambridge IGCSE And O Level Additional Mathematics

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