Home › TS EAMCET › Mathematics › Coordinate Geometry: System of Circles › The locus of points with equal tangent lengths t…
The locus of points with equal tangent lengths to x²+y²=4 and x²+y²-4x=0 is
Ax = 2
By = 1
Cx = 4
Dx = 1
Answer & Solution
Correct answer: D. x = 1
Equal tangent lengths mean x²+y²-4 = x²+y²-4x, which simplifies to x = 1.
Related questions
The plane of the common circle of two spheres is the?Four points fix a unique sphere if they are?Base points that define a pencil of conics?Points in general position that fix a conic?The line shared by every plane of a pencil of planes is its?The common point of a pencil of lines is its?The radical plane of two spheres has equal what?In the chords and secants theorems, power of a point is the?