9. Find the partial sum of arithmetic sequence of 25 terms starting with 5, 10, 15, 20,.........

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
Problem 28CT: Find the 16th partial sum of the arithmetic sequence 6, 18, 30, 42, . . . .
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Answer only number 9
9. Find the partial sum of arithmetic sequence of 25 terms starting
with 5, 10, 15, 20,........
10. When d2 and a7= 35, find S10
2=0₁ St=b+-=16
Transcribed Image Text:9. Find the partial sum of arithmetic sequence of 25 terms starting with 5, 10, 15, 20,........ 10. When d2 and a7= 35, find S10 2=0₁ St=b+-=16
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