If cos2x + cosx = 1, then what is the value of sin12x + 3sin10x + 3sin – McqOptions

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1.	If cos2x + cosx = 1, then what is the value of sin12x + 3sin10x + 3sin8x + sin6x?
A.	1
B.	2
C.	4
D.	8
Answer» B. 2

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