8 Polar Coordinates
Chapter Contents
8.1 The Polar Coordinate System
8.3 Conic Sections in Polar Coordinates
Parametric Equations8.1 The Polar Coordinate System
INTRODUCTION So far we have used the rectangular coordinate system to specify a point P in the plane. We can regard this system as a grid of horizontal and vertical lines. The coordinates (a, b) of a point P are determined by the intersection of two lines: one line x = a is perpendicular to the horizontal reference ...
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