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1. The third and eighth term of a geometric sequence are 8 and – respectively. What is 1 4 the first term and the common ratio of the sequence? 2. What is the 7th term of a geometric sequence whose 4th term is 128 and common ratio is equal to 4?

1. The third and eighth term of a geometric sequence are 8 and – respectively. What is 1 4 the first term and the common ratio of the sequence? 2. What is the 7th term of a geometric sequence whose 4th term is 128 and common ratio is equal to 4?

Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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1. The third and eighth term of a geometric 1 sequence are 8 and - respectively. What is the first term and the common ratio of the sequence? 2. What is the 7th term of a geometric sequence whose 4th term is 128 and common ratio is 4 equal to 4? 3. What is the 10th term of the arithmetic sequence 5, 12, 19, 26, . . .?
Transcribed Image Text:1. The third and eighth term of a geometric 1 sequence are 8 and - respectively. What is the first term and the common ratio of the sequence? 2. What is the 7th term of a geometric sequence whose 4th term is 128 and common ratio is 4 equal to 4? 3. What is the 10th term of the arithmetic sequence 5, 12, 19, 26, . . .?
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