In triangle ABC if a,b,c are sides opposite of angles A, B, C respectivgely, then which of the following is correct ?

If a,b,c are sides opposite to the angles A,B,C, then which of the following is correct ?

In a triangle ABC , if a,b,c are the sides opposite to angles A , B , C respectively, then the value of |{:(bcosC,a,c cosB),(c cosA,b,acosC),(acosB,c,bcosA):}| is

In a triangle ABC , if a,b,c are the sides opposite to angles A , B , C respectively, then the value of |{:(bcosC,a,c cosB),(c cosA,b,acosC),(acosB,c,bcosA):}| is

In a triangle ABC , if a,b,c are the sides opposite to angles A , B , C respectively, then the value of |{:(bcosC,a,c cosB),(c cosA,b,acosC),(acosB,c,bcosA):}| is

In a triangle ABC if the angles A, B, C are in AP, then which one of the following is correct ?

If A, B, C are angles of triangle ABC and a, b, c are lengths of the sides opposite to A, B, C respectively, then show that : a (sin B - sin C)+ b (sin C- sin A)+c (sin A -sin B)= 0 .

In a Delta ABC,a,b,c are the sides of the triangle opposite to the angles A,B,C respectively. Then, the value of a^3 sin(B-C)+b^3 sin(C-A)+c^3 sin(A) is equal to (B) 1 (C) 3 (D) 2

In triangle ABC, if A = 2B, and the sides opposite to the angles A, B, C are alpha+1,alpha-1andalpha respectively, then alpha =

In triangle ABC, if A = 2B, and the sides opposite to the angles A, B, C are alpha+1,alpha-1andalpha respectively, then alpha =