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College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.3: Arithmetic Sequences And Series
Problem 28E
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Answer this question for me mate. Much appreciated. :)))) Thank you

Find the sum of the first 40 terms of the arithmetic series given a1
-9 and a40 = 108
99
2891
O 5260
O 1980
Transcribed Image Text:Find the sum of the first 40 terms of the arithmetic series given a1 -9 and a40 = 108 99 2891 O 5260 O 1980
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