SOLUTION: What is the sum of the infinite geometric series with a1 = 27 and r = -4/5?
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Question 3950
:
What is the sum of the infinite geometric series with a1 = 27 and r = -4/5?
Answer by
longjonsilver(2297)
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S to infinity =
where |r|<1
so, here we get Sum =
Sum =
Sum =
Sum = 15
jon.