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Black Book Advanced Problems in MathematicsMathematicsFunctions

If e^x + e^ f(x) = e , then for f(x) :

Options

  1. ADomain is (- , 1)
  2. BRange is (- , 1]
  3. CDomain is (- , 0]
  4. DRange is (- , 0]

Correct answer

A. Domain is (- , 1)

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