C-08-Q169mediumsingle_mcqIn 0<θ<π20 < \theta < \dfrac{\pi}{2}0<θ<2π, the equation tanθ+cotθ=2\tan\theta + \cot\theta = 2tanθ+cotθ=2 gives θ\thetaθ equal to —aπ6\dfrac{\pi}{6}6πbπ4\dfrac{\pi}{4}4