Find all polar coordinates of point P where P = (5, -pi/6)

(5, -pi/6 + 2nπ) or (-5, -pi/6 + 2nπ)
(5, -pi/6 + 2nπ) or (-5, -pi/6 + (2n + 1)π)
(5, -pi/6 + 2nπ) or (5, pi/6 + (2n + 1)π)
(5, -pi/6 + (2n + 1)π) or (-5, -pi/6+ 2nπ)

Question

Find all polar coordinates of point P where P = (5, -pi/6)

	(5, -pi/6 + 2nπ) or (-5, -pi/6 + 2nπ)
	(5, -pi/6 + 2nπ) or (-5, -pi/6 + (2n + 1)π)
	(5, -pi/6  + 2nπ) or (5, pi/6  + (2n + 1)π)
	(5, -pi/6  + (2n + 1)π) or (-5, -pi/6+ 2nπ)

anonymous · Answer

@welshfella @Astrophysics

amoodarya · Answer

|dw:1437154842292:dw|
hint :
$$-\frac{\pi}{6}=-\frac{\pi}{6}+2kpi$$