cmaya
24.07.2019 •
Mathematics
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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Ответ:
and the second one is d
Ответ:
5r
Step-by-step explanation:
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