In sin (α + β) = 1, sin(α – β) = 1/2, then tan (α + 2β) tan (2 – McqOptions

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1.	In sin (α + β) = 1, sin(α – β) = 1/2, then tan (α + 2β) tan (2α + β) = ?
A.	-1
B.	0
C.	None of these
D.	1
Answer» E.

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