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Black Book Advanced Problems in MathematicsMathematicsFunctions

The range of the function : f(x) = ⁻¹ x + 1 2 ⁻¹ x

Options

  1. A(- /2, /2)
  2. B[- /2, /2] - 0
  3. C[- /2, /2]
  4. D(-3 /4, 3 /4)

Correct answer

C. [- /2, /2]

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