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Home > CCG > Chapter 12 > Lesson 12.1.2 > Problem 12-24

12-24.

Describe each circle by finding the center and radius. You need to “complete the square” to rewrite the equation in part (b) in graphing form. Homework Help ✎

  1. The equation for a circle is
    where is the center of the circle.

  1. Put the equation into graphing form then refer to part (a) for help.

    ,