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In DeltaABC , tan A: B:tan C=3:4:5, then...

In `DeltaABC , tan A: B:tan C=3:4:5`, then the value of sin A sin B sin C is

A

`(2sqrt(5))/(7)`

B

`(sqrt(5))/(7)`

C

`(3sqrt(5))/(7)`

D

None of these

Text Solution

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The correct Answer is:
A
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