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| Question 1168335:  The circle is tangent to y-axis, and the center is at (5, 3). Find the equation of a circle.
 Answer by dkppathak(439)
      (Show Source): 
You can put this solution on YOUR website! The circle is tangent to y-axis, and the center is at (5, 3). Find the equation of a circle. solution
 tangent at y axis means circle is passing through y axis (0,3)
 radius of circle =5
 equation of circle
 (x-h)^2+(y-k)^2=r^2
 (x-5)^2+(y-3)^2=25
 x^2-10x+25+y^2-6y+9=25
 x^2+y^2-10x-6y+9=0
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