Question: n-1 Sn = a+ ar + ar + ...+ ar-1 %3D is a finite geometric series, its sum is given by - pi Sn

n-1 Sn = a+ ar + ar + ...+ ar"-1 %3D is a finite geometric series, its sum is given by - pi Sn = a 1-r Find the sum of the following finite geometric series. 1 1 1 1. 12 24 48 1 24 72 216 3*+1 4 4. 2-4/2 2. 3.

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