ExamBro
ExamBro
AP EAMCET · Maths · Straight Lines

If a point \(P\) moves such that the sum of the distances from \(P\) to the point \(A(1,-1)\) and \(B(-1,1)\) is always 4 , then the equation for the locus of \(P\) is

  1. A \(16 x^2-64 x+7 y^2=48\)
  2. B \(3 x^2+2 x y+3 y^2=8\)
  3. C \(6 x+4 y=3\)
  4. D \(x^2+y^2-8 x+6 y=0\)
Verified Solution

Answer & Solution

Correct Answer

(B) \(3 x^2+2 x y+3 y^2=8\)

Step-by-step Solution

Detailed explanation

Let point \(P(x, y)\), so…