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Pre-Algebra 9 Online
OpenStudy (anonymous):

show your work....What are the first five partial sums of the geometric series: an = (5/8)*3^n-1? 0.625, 1.875, 5.625, 16.875, 50.625 1.875, 3.75, 7.5, 13.1250, 20.625 2.5, 4.375, 10, 26.875, 77.5 0.625, 2.5, 8.125, 25, 75.625

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