Question 39037
Sec a- Cos a/ Tan a = Sin a..I THINK IT SHOULD BE COSEC(A)AND NOT SEC(A)
COSEC(A)-COS(A)/TAN(A)
LHS=1/SIN(A)-COS(A)*COS(A)/SIN(A)={1-COS^2(A)}/SIN(A)=SIN^2(A)/SIN(A)=SIN(A)=RHS