What is the value of cot (90 - x) sin4 (90 - x) + cot (180 - x) sin4 ( – McqOptions

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1.	What is the value of cot (90 - x) sin4 (90 - x) + cot (180 - x) sin4 (180 - x)?
A.	(cos 4x) / 4
B.	(sin2 2x) / 2
C.	(cos2 2x) / 2
D.	(sin 4x) / 4
Answer» E.

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