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The point diametrically opposite to the point P(1,0) on the circle x^2+y^2+2 x+4 y-3=0 is

Options

  1. A(3,-4)
  2. B(-3,4)
  3. C(-3,-4)
  4. D(3,4)

Correct answer

C. (-3,-4)

Step-by-step solution

Centre (-1,-2) Let ( , ) is the required point +1 2 =-1 and +0 2 =-2 .

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