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Miscellaneous·2013·Easy

The value of k for which the lines 2x + 3y + a = 0 and 5x + ky + a = 0 represent family of parallel lines is

The value of k for which the lines 2x + 3y + a = 0 and 5x + ky + a = 0 represent family of parallel lines is

Options

  1. a.

    3

  2. b.

    4.5

  3. c.

    7.5

    Correct answer
  4. d.

    15

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