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Help on arithmetic series?
Asked by Elumas (3170)
April 12th, 2010
Part of my homework (not graded) is a problem involving arithmetic series. I understand the idea of it but this certain problem is giving me trouble. Can anyone walk me through the question?
Find a1 for the arithmetic series: S31=62 d=-1.5
[in a1 and S31 the numbers are subscripts]
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