Find the equation of circle concentrix with `3x^2+3y^2-3x-6y-14=0` having area =`36 cm^2`

Find the equation of a circle concentric with x^2 + y^2-4x -6y -3 = 0 and which touches the y-axis.

The equation of the circle concentric with x^(2)+y^(2)-6x+4y-3=0 and having radius 5 is

The equation of the circle concentric with x^(2)+y^(2)-6x+4y-3=0 and having radius 5 is

Find the equation of the circle concentric with the circle x^(2)+y^(2)-4x-6y-3=0 and which touches the y axis

Find the equation of the circle concentric with the circle x^2 + y^2 - 4x - 6y - 3 = 0 and which touches the y axis

Find the equation of the circle concentric with the circle x^2 + y^2 - 4x - 6y - 3 = 0 and which touches the y axis

Find the parametric equation of the circles : 3x^2 + 3y^2+4x-6y-4=0 .

Find the equation of the circle which is concentric with the circle x^2 +y^2 - 4x+6y-3=0 and the double of its area.

Find the equation of the circle which is concentric with the circle x^2 +y^2 - 4x+6y-3=0 and the double of its area.