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Black Book Advanced Problems in MathematicsMathematicsApplication of Derivatives

Let f(x) = ( 1 2 - 3x^2 4 , 5x^2 4 ) for 0 x 1 , then maximum value of f(x) is :

Options

  1. A0
  2. B5 64
  3. C5 4
  4. D5 16

Correct answer

D. 5 16

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