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      Question

      Find the maximum value of f(x)= –2xΒ² +8x +

      3.
      A 11 Correct Answer Incorrect Answer
      B 14 Correct Answer Incorrect Answer
      C 16 Correct Answer Incorrect Answer
      D 18 Correct Answer Incorrect Answer

      Solution

      ATQ,

      Vertex at x = 2 f(2)=11 Answer: Maximum = 11

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