If \(2{\cos ^2}θ - 5\cos θ + 2 = 0\), 0º – McqOptions

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1.	If \(2{\cos ^2}θ - 5\cos θ + 2 = 0\), 0º
A.	\(\frac{{\sqrt 3 }}{3}\)
B.	\(\sqrt 3\)
C.	\(2\sqrt 3\)
D.	\(\frac{1}{3}\)
Answer» B. \(\sqrt 3\)

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