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In a geometric progression, if the ratio...

In a geometric progression, if the ratio of the sum of first `5` terms to the sum of their reciprocals is `49,` and the sum of the first and the third term is `35.` Then the first term of this geometric progression is

A

7

B

21

C

28

D

42

Text Solution

Verified by Experts

The correct Answer is:
C
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