Questions asked by Zhelmara

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• Find the center and radius of x^2+y^2+6y-8x=0?
  
• Find the radius and center of the equation #x^2+y^2+6x-8y=0#?
  
• Find the coordinate of the vertices foci, end points of the minor axis, center, latus recta, the equation of the directrices, sketch the equation of #x^2+9y^2-24x-54y+51=0#?