Alg 2 Help(easy): What is the sum of the infinite geometric series: 1/2 + 1/4 + 1/8 + 1/16...
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Alg 2 Help(easy): What is the sum of the infinite geometric series: 1/2 + 1/4 + 1/8 + 1/16...

[From: ] [author: ] [Date: 11-05-12] [Hit: ]
1.C.D. 2.Please say or show how you got the answer :D-geometric series sum to a/(1-r) where a is the first term, and r is the ratio between terms.......
A. 1
B. 1.5
C. 2
D. 2.5

Please say or show how you got the answer :D

-
geometric series sum to a/(1-r) where a is the first term, and r is the ratio between terms. For this series you then get

(1/2)/(1/2) = 1
1
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