The 3rd and 4th terms of a geometric progression are 5 and 20, respectively. Find the 1st

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The 3rd and 4th terms of a geometric progression are 5 and −20, respectively.
Find the 1st term, the common ratio, r, and the 9th term.

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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 10:36 AM

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The 3rd and 4th terms of a geometric progression are 5 and 20, respectively. Find the 1st

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Let the first term of the geometric progression be denoted by ...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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