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If an infinite geometric series the firs...

If an infinite geometric series the first term is a and common ratio is r. If the sum of the series is 4 and the second term is 3/4, then (a, r) is a)`(4//7,3//7)` b)`(2,3//8)` c)`(3//2,1//2)` d)`(3,1//4)`

A

`(4//7,3//7)`

B

`(2,3//8)`

C

`(3//2,1//2)`

D

`(3,1//4)`

Text Solution

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The correct Answer is:
D
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