Function Fundamentals
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Questions and Answers

Which of the following best describes a function in mathematics?

  • A set of ordered pairs where each input can have multiple outputs
  • A set of ordered pairs where each input has exactly one output (correct)
  • A set of ordered pairs where each input has no output
  • A set of ordered pairs where each output can have multiple inputs
  • What is the domain of a function?

  • The set of all possible inputs for the function (correct)
  • The set of all possible functions
  • The set of all possible outputs for the function
  • The set of all possible inputs and outputs for the function
  • What is the range of a function?

  • The set of all possible functions
  • The set of all possible inputs and outputs for the function
  • The set of all possible outputs for the function (correct)
  • The set of all possible inputs for the function
  • Which of the following statements is true about a function in mathematics?

    <p>A function can have only one input for each output.</p> Signup and view all the answers

    What is the difference between a one-to-one function and an onto function?

    <p>A one-to-one function has exactly one input for each output, while an onto function has exactly one output for each input.</p> Signup and view all the answers

    Which of the following is the correct notation for representing a function?

    <p>f(x) = y</p> Signup and view all the answers

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