In a geometric progression, the sum to infinity is five times the first term. a) Find the

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In a geometric progression, the sum to infinity is five times the first term.

a) Find the common ratio.

b) The 2nd term is 12. Find the 1st term.

c) Find the percentage difference between
the sum of the first ten terms and the sum
to infinity, correct to 3 significant figures.

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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 13, 2023 11:22 AM

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In a geometric progression, the sum to infinity is five times the first term. a) Find the

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ANSWER a Let the first term be a and the common ratio be r Then the sum to infinity of a geometric p...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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