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AP EAMCET201725 Apr 2017Evening ShiftMathematicsStraight LinesActual

If three non-zero real numbers a, b, c are in harmonic progression, then the straight lines x a + y b - 2 c =0 are concurrent at the point

Options

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

Correct answer

B. (-2,4)

Step-by-step solution

No solution. Refer to answer key.

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