Koordinat kutub titik Q (2 akar 3 , -2) adalah

Convert Cartesian Coordinate to Polar Coordinate.

Q(x, y) = Q(r, θ)
r = √(x² + y²) = √[(2√3)² + (-2)²] = 4
θ = tan⁻¹ (y / x) = tan⁻¹ [-2 / (2√3)] = 150°
Q(4, 150°)