Mastering Mathematical Values
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Questions and Answers

Which of the following is an example of a real-valued function?

  • $f(x) = |x|$
  • $f(x) = \frac{1}{x}$
  • $f(x) = \sqrt{x}$
  • $f(x) = 2x^2 - 3x + 1$ (correct)

    • What is the value of $f(3)$ if $f(x) = 2x^2 - 3x + 1$?

  • $-1$
  • $10$ (correct)
  • $1$
  • $-10$

    • Which of the following is an example of a complex-valued function?

  • $f(x) = |x|$
  • $f(x) = 2x^2 - 3x + 1$
  • $f(x) = \sqrt{x}$ (correct)
  • $f(x) = \frac{1}{x}$

    • What is the place value of the digit 6 in the number 7,456,391?

    <p>Thousands</p> Signup and view all the answers

    What is the face value of the digit 6 in the number 7,456,391?

    <p>6</p> Signup and view all the answers

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