If the equation of the small right circle in Fig. 21.39 is x 2 + y 2

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If the equation of the small right circle in Fig. 21.39 is x2 + y2 = a2 , what is the equation of the large circle? (Circles are tangent as shown with centers on the x-axis; the small circles are congruent.)

 Fig. 21.39.

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Basic Technical Mathematics

ISBN: 9780137529896

12th Edition

Authors: Allyn J. Washington, Richard Evans

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