What is the value of [2sin(45° + θ) sin(45° - θ)]/cos2θ? – McqOptions

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1.	What is the value of [2sin(45° + θ) sin(45° - θ)]/cos2θ?
A.	0
B.	tan 2θ
C.	cot 2θ
D.	1
Answer» E.

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