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Consider an infinite geometric series wi...

Consider an infinite geometric series with first term a and common ratio r. If its sum is 4 and the second term is `( 3)/( 4)` , then `:`

A

`a = 2, r = (3)/(8)`

B

`a = (4)/(7), r = (3)/(7)`

C

`a = (3)/(2), r = (1)/(2)`

D

`a = 3, r = (1)/(4)`

Text Solution

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The correct Answer is:
D
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