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If a ,b ,c are in G.P. and a-b ,c-a ,a n...

If `a ,b ,c` are in G.P. and `a-b ,c-a ,a n db-c` are in H.P., then prove that `a+4b+c` is equal to 0.

A

`0`

B

1

C

`-1`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
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