1.) Find the sum of the geometric series if n = 5, r = 5, a = 2.
A. 1162
B. 1262
C. 1462
D. 1562
2.) Find the sum of the first four terms of the geometric series 64 + 16 + 4 + ...
A. 81
B. 82
C. 83
D. 85
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