SOLUTION: A circle has centre C (2,1) and radius 5. Show that the equation of the circle can be written as x^ + y^ - 4x - 2y - 20 = 0
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Question 946250: A circle has centre C (2,1) and radius 5. Show that the equation of the circle can be written as x^ + y^ - 4x - 2y - 20 = 0 Answer by Edwin McCravy(20060) (Show Source):
