For a GP, 1/2, 1/4, 1/8, … the sum of the first term S1 = 1/2, the sum of the first two term S2 is equal to 3/4 and the sum of the first three terms S3 is 7/8. Which of the following is the sum of the first five terms? 1. 15/16 2. 30/31 3. None of the answers 4. 31/32
For a GP, 1/2, 1/4, 1/8, … the sum of the first term S1 = 1/2, the sum of the first two term S2 is equal to 3/4 and the sum of the first three terms S3 is 7/8. Which of the following is the sum of the first five terms? 1. 15/16 2. 30/31 3. None of the answers 4. 31/32
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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For a GP, 1/2, 1/4, 1/8, … the sum of the first term S1 = 1/2, the sum of the first two term S2 is equal to 3/4 and the sum of the first three terms S3 is 7/8. Which of the following is the sum of the first five terms?
1. 15/16
2. 30/31
3. None of the answers
4. 31/32
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