Asked by Monalisa
Add up the first 8 term of the sequence that of the geometric sequence that halves each time. 1/2,1/4,1/8,1/16
Answers
Answered by
oobleck
as always,
S8 = a(1 - r^8)/(1-r)
so plug in your numbers
S8 = a(1 - r^8)/(1-r)
so plug in your numbers
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