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Question
In an infinite GP ,each term is equal to 3 times th sum of the terms that follow.if the first term of the series is 8,find the sum of the series?
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Answer
Since the first term is 8, sum of all the terms following it i.e. a2+a3+a4+....a(infinity) will be 8/3. So the sum of the series will be 8+8/3 which will be 32/3.
