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27 October, 13:25

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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Answers (1)
  1. 27 October, 14:53
    0
    The answer for the first one is b

    and the second one is d
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