1. The first term of a geometric series is 2. The sum of the first two terms is 7, and the sum of the first three terms of the series is 19.5. What is the common ratio for this series?

Calculus: Early Transcendentals
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Chapter1: Functions And Models
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1. The first term of a geometric series is 2. The sum of the first two
terms is 7, and the sum of the first three terms of the series is
19.5. What is the common ratio for this series?
Transcribed Image Text:□ 1. The first term of a geometric series is 2. The sum of the first two terms is 7, and the sum of the first three terms of the series is 19.5. What is the common ratio for this series?
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