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In a DeltaABC, if a+b=3c, then the value...

In a `DeltaABC`, if `a+b=3c`, then the value of `cot.(A)/(2)cot.(B)/(2)` is

A

`1`

B

`2`

C

`3`

D

`4`

Text Solution

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The correct Answer is:
B
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