1.Determine the center and radius of the circle x2 + (y+5) 2=49 2. The center of a circle is the point (4, -3) and it contains the point (-8,2). What is the standard equation of this circle 3. The endpoints of the diameter of a circle are the points (1,7) and (-7,1). What is the standard equation of this circle?

Algebra and Trigonometry (MindTap Course List)
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Author:James Stewart, Lothar Redlin, Saleem Watson
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Chapter1: Equations And Graphs
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1.Determine the center and radius of the circle x2 + (y+5) 2=49
2. The center of a circle is the point (4, -3) and it contains the point (-8,2). What is the standard equation of this circle
3. The endpoints of the diameter of a circle are the points (1,7) and (-7,1). What is the standard equation of this circle?

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