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find the equation to the circle concentric with x^2+y^2-4x-6y+7=0 and which touches the x axis

find the equation to the circle concentric with x^2+y^2-4x-6y+7=0 and which touches the x axis

Grade:11

1 Answers

Arun
25763 Points
2 years ago
Dear student
 
Concentric circle means centre is same.
 
Hence centre = (2, 3)
 
Touches x axis means = radius = y cordinate co centre
 
Radius = 3
 
Hence equation of circle..
 
(x -2)² + (y -3)² = 3²

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