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Mathematics
Mathematics
Problem
If
A
,
B
A, B
A
,
B
and
C
C
C
are the angles of a non-right angled
Δ
A
B
C
\Delta ABC
Δ
A
B
C
, the value of
∣
tan
A
1
1
1
tan
B
1
1
1
tan
C
∣
\begin{vmatrix} \tan A & 1 & 1 \\ 1 & \tan B & 1 \\ 1 & 1 & \tan C \end{vmatrix}
tan
A
1
1
1
tan
B
1
1
1
tan
C
is a. 0 b. 1 c. 2 d. 3
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