What is \(\cot \left( \frac{A}{2} \right)-\tan \left( \frac{A}{2} \rig – McqOptions

MCQOPTIONS

1.	What is \(\cot \left( \frac{A}{2} \right)-\tan \left( \frac{A}{2} \right)\) equal to?
A.	tan A
B.	cot A
C.	2 tan A
D.	2 cot A
Answer» E.

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