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In triangle ABC ,"tan"(A)/(2),"tan"(B)...

In triangle ABC ,`"tan"(A)/(2),"tan"(B)/(2),"tan"(C)/(2)` are in H.P ., then the value
of `"cot"(A)/(2)xx"cot"(C)/(2)` is equal to

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
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