Show that the common chord of the circles `x^2+y^2-6x-4y+9=0` and `x^2+y^2-8x-6y+23=0` is the diameter of the second circle and also find its length.

Show that the common chord of the circles x^(2)+y^(2)-6x-4y+9=0andx^(2)+y^(2)-8x-6y+23=0 paas through the centre of the second circle and find its length.

Common chord of the circles x^2+y^2-4x-6y+9=0, x^2+y^2-6x-4y+4=0 is

The length of the common chord of the two circles x^2+y^2-4y=0 and x^2+y^2-8x-4y+11=0 is

Find the length of the common chord of the circles x^2+y^2+2x+6y=0 and x^2+y^2-4x-2y-6=0

The length of the common chord of the circles x^(2)+y^(2)-2x-1=0 and x^(2)+y^(2)+4y-1=0 , is

Find the diameter of the circle 2x^(2)+2y^(2)-6x-9=0 .

The circles x^(2)+ y^(2) -6x-2y +9 = 0 and x^(2) + y^(2) =18 are such that they :

The circles x^2 + y^2 + 6x + 6y = 0 and x^2 + y^2 - 12x - 12y = 0

Find the number of common tangents of the circles x^2+y^2-2x-6y+9=0 and x^2+y^2+6x-2y+1=0

Find the equations to the common tangents of the circles x^2+y^2-2x-6y+9=0 and x^2+y^2+6x-2y+1=0