The first four terms of a geometric progression are 1, 3, 9, 27. Find the smallest number

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The first four terms of a geometric progression are 1, 3, 9, 27. Find the smallest number of terms that will give a total greater than 265000.

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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 11:23 AM

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The first four terms of a geometric progression are 1, 3, 9, 27. Find the smallest number

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Let the first term of the geometric progression be denoted by a and the common ratio by r We know th...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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