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Black Book Advanced Problems in MathematicsMathematicsFunctions

The maximum value of ⁻¹ ( 7 - 5(x^2 + 3) 2(x^2 + 2) ) is :

Options

  1. A5 6
  2. B5 12
  3. C7 12
  4. D2 3

Correct answer

D. 2 3

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