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      Question

      If one zero of the quadratic polynomial x² + 3x + k is

      2, then the value of k is
      A –10 Correct Answer Incorrect Answer
      B 5 Correct Answer Incorrect Answer
      C –5 Correct Answer Incorrect Answer
      D 10 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      We are given the quadratic polynomial: One zero is 2, so substituting x = 2 in the equation:

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