If p and q are integers such that p < 0 < q, which of the following must be true? I. 2p < 2q II. p2 < q2 III. p + q = 0

গণিত Equation and Inequality 07 Oct, 2020

প্রশ্ন If p and q are integers such that p < 0 < q, which of the following must be true? I. 2p < 2q II. p2 < q2 III. p + q = 0

  • ক.
    I only
  • খ.
    II only
  • গ.
    I and II only
  • ঘ.
    I and III only

সঠিক উত্তর

I only

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Equation and Inequality