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In a Delta ABC b= sqrt(3)+1, c=sqrt(3)-...

In a `Delta ABC b= sqrt(3)+1, c=sqrt(3)-1 , angle A = 60 ^@` then the value of tan `(B-C)/(2)` is :-

A

2

B

`1//2`

C

1

D

3

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The correct Answer is:
C
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ALLEN-Solutions of Triangle & Binomial Theorem-EXERCISE-I
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  2. If the anngle A,B,C of a Delta ABC are in A.P then :-

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  14. In any Delta ABC , cot(A/2),cot(B/2),cot(C/2) are in A.P., then

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