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Example Questions
Example Question #11 : Graphing Circle Functions
Which equation does this graph represent?
Possible Answers:
Correct answer:
Explanation:
The equation of a circle is , in which (h, k) is the center of the circle and r is its radius. Because the graph of the circle is centered at (2, -3), h and k are -2 and 3. Because the radius is 4, the right side of the equation is equal to 16.
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