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

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1.	If 1/(1 + cosA) + 1/(1 Â- cosA) = x , then value of x is
A.	2sec2A
B.	2cosecA
C.	2cosec2A
D.	2secA
Answer» D. 2secA

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