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Precalculus with Calculus Previews, 5th Edition by Zill

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8 Polar Coordinates

Chapter Outline

8.1 The Polar Coordinate System

8.2 Graphs of Polar Equations

8.3 Conic Sections in Polar Coordinates

8.4 image Parametric Equations

     Chapter 8 Review Exercises

8.1 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 line ...

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