If √3cotθ = 1, 0 ≤ θ ≤ 90°, then the value of cos2θ - sin – McqOptions

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1.	If √3cotθ = 1, 0 ≤ θ ≤ 90°, then the value of cos2θ - sin2θ is
A.	1/2
B.	-1/2
C.	1/√2
D.	None of the above
Answer» C. 1/√2

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