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In a !ABC if a = 13, b =14 and c = 15, t...

In a `!ABC` if a = 13, b =14 and c = 15, then reciprocals of `r_(1),r_(2),r_(3)` are in the ratio

A

`6:7:8`

B

`6:7:8`

C

`8:7:6`

D

none of these

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The correct Answer is:
C
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