What is the value of [(cos 7A + cos 5A)Ã·(sin 7A â€“ sin 5A)]? – McqOptions

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1.	What is the value of [(cos 7A + cos 5A)Ã·(sin 7A â€“ sin 5A)]?
A.	tan A
B.	tan 4 A
C.	cot 4 A
D.	cot A
Answer» E.

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