Mastering Rational Numbers
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Questions and Answers

What is a rational number?

  • A number that can only be expressed as a decimal
  • A number that cannot be expressed as a fraction
  • A number that can only be expressed in binary form
  • A number that can be expressed as the quotient of two integers (correct)
  • Which of the following is a rational number?

  • $e$
  • $\pi$
  • $\sqrt{2}$
  • $-\frac{3}{7}$ (correct)
  • What is the set of all rational numbers usually denoted by?

  • N
  • R
  • Z
  • Q (correct)
  • Which of the following is true about the decimal expansion of rational numbers?

    <p>It either terminates after a finite number of digits or begins to repeat the same finite sequence of digits over and over</p> Signup and view all the answers

    Is a rational number a real number?

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

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