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AP EAMCET201824 Apr 2018Evening ShiftMathematicsThree Dimensional GeometryActual

For a 0 , if the sum of the distances of a point from the points (a, 0,0) and (-a, 0,0) is a constant 2 k , then the locus of that point is

Options

  1. Ax^2+k^2 (y^2+z^2 )=k^2
  2. Bx^2 k^2 + y^2+z^2 k^2-a^2 =1
  3. Cx^2 k^2-a^2 + y^2+z^2 k^2 =1
  4. Dx^2+y^2+z^2= 1 k^2+1

Correct answer

B. x^2 k^2 + y^2+z^2 k^2-a^2 =1

Step-by-step solution

No solution. Refer to answer key.

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