If tan θ + sec θ = (x - 2)/(x + 2), then what is the value of cos θ – McqOptions

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1.	If tan θ + sec θ = (x - 2)/(x + 2), then what is the value of cos θ?
A.	(x2 - 1)/(x2 + 1)
B.	(2x2 - 4)/(2x2 + 4)
C.	(x2 - 4)/(x2 + 4)
D.	(x2 - 2)/(x2 + 2)
Answer» D. (x2 - 2)/(x2 + 2)

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