Q56Multiple choice
If A = −1 x , B = −1 x , then sin cot ( x) sin − tan ( x) −1 −1 A – B is equal to
- (A)I
- (B)O
- (C)2I
- (D)I
If A = −1 x , B = −1 x , then sin cot ( x) sin − tan ( x) −1 −1 A – B is equal to