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Multiple choice

If $p, q, r\ \epsilon \ R$ and the quadratic equation $px^2 + qx + r = 0$ has no real root, then

  1. $p(p + q + r) < 0$
  2. $p(p+ 2q + 4r)<0$
  3. $p(p + 4q + 2r) < 0$
  4. None of these

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B Correct answer

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  • Algebra (3715 questions)
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