In an arithmetic progression the 8th term is twice the 4th term and the 20th term is

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In an arithmetic progression the 8th term is twice the 4th term and the 20th term is 40. Find the common difference, d, and the sum of the first 10 terms.

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Complete Pure Mathematics 1 For Cambridge International AS & A Level

ISBN: 9780198427438

2nd Edition

Authors: Jean Linsky, Brian Western, James Nicholson

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Question Posted: Apr 14, 2023 10:30 AM

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In an arithmetic progression the 8th term is twice the 4th term and the 20th term is

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Complete Pure Mathematics 1 For Cambridge International AS & A Level

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