If `3x+y=0` is a tangent to a circle whose center is `(2,-1)` , then find the equation of the other tangent to the circle from the origin.

Find the equation of a tangent to the circle x^2+y^2-3x+2y=0 at origin.

If x+3y=0 is a tangent to the circle with centre at (-1,2) then show that the other tangent to the circle from the origin is 3x-y=0

If x+3y=0 is a tangent to the circle with centre at (-1,2) then show that the other tangent to the circle from the origin is 3x=y=0

If the equatio of one tangent to the circle with centre (2,-1) from the origin is 3x+y=0, then the equation of the other tangent through the origin is

The equation of a tangent to the circle with centre (2, -1) is 3x + y = 0 . Twice of the square of the length of the tangent to the circle from the point (23, 17) is __________ .

The equation of a tangent to the circle with centre (2, -1) is 3x + y = 0 . Twice of the square of the length of the tangent to the circle from the point (23, 17) is __________ .

The line 3x + 4y + 30 = 0 is a tangent to the circle whose centre is at (-12/5, -16/5). Find the equation of the circle.

If y=3x is a tangent to a circle with centre (1,1) then the other tangent drawn through (0,0) to the circle is

If y=3x is a tangent to a circle with centre (1,1) then the other tangent drawn through (0,0) to the circle is