If x = cosecA + cosA and y = cosec A - cosA, then find the value of \ – McqOptions

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1.	If x = cosecA + cosA and y = cosec A - cosA, then find the value of \((\frac{2}{x+y})^2 + (\frac{x-y}{2})^2 - 1\)
A.	2
B.	1
C.	3
D.	0
Answer» E.

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