1. S = 4 + 11 + 18 + 25 + 32 1 1 2. S = -2 + 1 –÷+ 2 4 8 3. S = 5+5+ 5 +5+ 5 4. S = 9 + 16 + 25 + 36 + 49 5. S = 2+2+4+5+

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 25RE: Use the formula for the sum of the first nterms of a geometric series to find S9 , for the series...
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· Inspect the series and determine the expression for its nth term.
1. S = 4 + 11 + 18 + 25 + 32
1
1
1
2. S = -2+1–
2
4
8
3. S = 5+5+ 5+5+5
4. S = 9+ 16 + 25 + 36 + 49
4
5
6
5. S = 2 ++
27
64
125
+
Transcribed Image Text:· Inspect the series and determine the expression for its nth term. 1. S = 4 + 11 + 18 + 25 + 32 1 1 1 2. S = -2+1– 2 4 8 3. S = 5+5+ 5+5+5 4. S = 9+ 16 + 25 + 36 + 49 4 5 6 5. S = 2 ++ 27 64 125 +
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