Point on the straight line `x - y + 1 = 0,` the tangents from which to the circle `x^2+y^2-3x=0` are of length `2` units.

Length of tangent from (8,6) to the circle x^(2)+y^(2)-3x-4y+2=0

The length of the tangent from (5, 1) to the circle x^2+y^2+6x-4y-3=0 is :

The point on the line 5x-y-9=0 ,the length of the tangent from which to the circle x^(2)+y^(2)+6x-4y+12=0 is minimum is

The length of the tangent from the point (1,-4) to the circle 2x^2+2y^2-3x+7y+9=0

The length of the tangent from the point (-3,8) to the circle x^2 +y^2-8x+2y+1=0 is

The length of the tangent from (0,0) to the circle 2x^(2)+2y^2+x-y+5=0 is

The locus of the point the lengths of the tangents from which to the circles x^(2)+y^(2)-2x-4y-4=0, x^(2)+y^(2)-10x+25=0 are in the ratio 2:1 is