Find the sum of the first 100 terms of the arithmetic sequence: 1, 3, 5, 7, ...........

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
Publisher:Lynn Marecek
Chapter12: Sequences, Series And Binomial Theorem
Section: Chapter Questions
Problem 329PT: Find the sum of the first 25 terms of the arithmetic sequence, 5,9,13,17,21,...
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Find the sum of the first 100 terms of the arithmetic sequence: 1, 3, 5, 7, ...........

Expert Solution
Step 1

we have been given the sequence 

1, 3, 5, 7, ...........

we have to find the sum of the first 100 terms 

the formula used to find the sum of the sequence is 

       Sn=n22a+(n-1)d           (1)

where is the first term 

is the number of terms 

is the difference 

 

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