CircleHard
Question
If the lines a1 x + b1 y + c1 = 0 and a2 x + b2 y + c2 = 0 cut the coordinate axes in concyclic points, then -
Options
A.a1 a2 = b1 b2
B.a1b1 = a2b2
C.a1 b2 = a2 b1
D.None of these
More Circle Questions
The locus of the center of a circle which touches externally the circle, x2 + y2 - 6x - 6y + 14 = 0 and also touches the...The coordinates of any point on the circle x2 + y2 = 4 are-...Let A be the vertex and L the length of the latus rectum of parabola, y2 - 2y - 4x - 7 = 0.The equation of the parabola ...The equation k (x2 + y2) − x − y + k = 0 represents a real circle, if-...The circle represented by the equation x2 + y2 + 2gx + 2fy + c = 0 will be a point circle, if -...