Length of common chord of the curve `y^(2)-4x-4=0 " and "4x^(2)+9y^(2)=36` is

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

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

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

If 2x-3y=0 is the equation of the common chord of the circles x^(2)+y^(2)+4x=0 and x^(2)+y^(2)+2 lambda y=0 then the value of lambda is

Length of the common chord of the parabola y^(2)=8x and the circle x^(2)+y^(2)-2x-4y=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