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AP EAMCET201725 Apr 2017Morning ShiftMathematicsPair of LinesActual

The combined equation of the diagonals of the square formed by the two pairs of straight lines given by x y+4 x-3 y-12=0 and x y-3 x+4 y-12=0 is

Options

  1. Ax^2-2 x y+y^2+x-y=0
  2. Bx^2+2 x y+y^2+x+y=0
  3. Cx^2-y^2+x+y=0
  4. Dx^2-y^2+x-y=0

Correct answer

D. x^2-y^2+x-y=0

Step-by-step solution

No solution. Refer to answer key.

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