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Mathematics 42 Online
OpenStudy (anonymous):

What is the sum of the arithmetic sequence 174, 168, 162 …, if there are 37 terms?

OpenStudy (anonymous):

Difference=-6 First term=174 Total terms=37 Sum=(37/2)(2(174)+(37-1)(-6))

OpenStudy (anonymous):

18.5(348+(36)(-6)) 18.5(348+(-216)) 18.5(132) 2,442

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