The fourth term of a geometric progression is 48 and the sum to infinity is five times

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The fourth term of a geometric progression is 48 and the sum to infinity is five times the first term.
Find the first term.

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Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

ISBN: 9781108407144

1st Edition

Authors: Sue Pemberton, Julian Gilbey

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Question Posted: Mar 10, 2023 06:35 AM

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The fourth term of a geometric progression is 48 and the sum to infinity is five times

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Let the first term be a and the common ratio be r Then we know that The fourth term ...View the full answer

Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

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