If (1 + cosA)/(1 - cosA) = x, then x is – McqOptions

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1.	If (1 + cosA)/(1 - cosA) = x, then x is
A.	cot2A/(secAÂ -Â 1)2
B.	cot2A/(secAÂ +Â 1)2
C.	tan2A/(secAÂ +Â 1)2
D.	tan2A/(secAÂ -Â 1)2
Answer» E.

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