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Black Book Advanced Problems in MathematicsMathematicsFunctions

The domain of f(x) is (0, 1) , therefore, the domain of y = f(e^x) + f( |x|) is :

Options

  1. A( 1 e , 1 )
  2. B(-e, -1)
  3. C( -1, - 1 e )
  4. D(-e, -1) (1, e)

Correct answer

B. (-e, -1)

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