A. 8x-4y-15=0
B. 8x-4y+15=0
C. 3x-4y-5=0
D. 3x-4y+5=0
x2+y2-4x-6y+9=0 and (x+3)2+(y+2)2=25 are two circles. The line x=2 is a
The equation of the circle passing through the point (1, -2) and having its centre on the line 2x-y-14=0 and touching the line4x+3y-23=0 is
The equation to the pair of tangents drawn from (3, 2) to the circle x2+y2-6x+4y-2=0 is
The equation 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 to the circle which is such that the lengths of the tangents to it from the points (1,0), (2,0) and (3,2)are 1,√7, √2, respectively is
The locus of the centre of the circles which touché both the circles x2+y2=a2 and x2+y2=4ax externally has the equation
The locus of the centre of the circle which cuts the circles x2+y2+4x-6y+9=0 and x2+y2-4x+6y+4=0 orthogonally is
A circle touches the x-axis and also touches the circle with centre at (0, 3) and radius 2. The locus of the centre of the circle is
The pole of the line ax+by+3a2+3b2=0 w.r.t to the circle x2+y2+2ax+2by-a2-b2=0 is
The circle with centre on the line 2x-2y+9=0 and cutting the circles x2+y2=4 orthogonally, passes through the fixed points