If secA – tanA = x, then the value of x is – McqOptions

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1.	If secA – tanA = x, then the value of x is
A.	1/(sec2A – tan2A)
B.	1/(sec2A + tan2A)
C.	\(1/\sqrt {\left[ {\left( {sec2A\; - \;tan2A} \right)} \right]}\)
D.	1/(secA + tanA)
Answer» E.

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