ab-2013 (1)= The radius of the x + 2 + 3 + c = 0 that passes through the original pointxx + C =| What is it?

The radius of the circle x^(2) + y^(2) + x + c = 0 passing through the origin is

If the graph of equation ax+by=c passes through the origin, what is the value of c ?

Find the radius of the circle passing through (6,0), (0,8) and origin .

The radius of the circle, which touches the parabola y^2 = 4x at (1,2) and passes through the origin is:

If the radius of the circle passing through the origin and touching the line x+y=2 at (1, 1) is r units, then the value of 3sqrt2r is

What is the radius of a sphere, with centre at the origin, that passes through point (2,3,4)?

Let C be the circle with centre at (1,1) and radius =1 . If T is the circle centered at (0,y) passing through the origin and touching the circle C externally. Then the radius of T is equal to