Set Equality Quiz
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Questions and Answers

Which of the following pairs of sets are equal?

  • $A = ext{{ extbraceleft}}0 ext{{ extbraceright}}$, $B = ext{{ extbraceleft}} x / 5 < x < 15 ext{{ extbraceright}}$
  • $A = ext{{ extbraceleft}}x / x - 5 = 0 ext{{ extbraceright}}$, $B = ext{{ extbraceleft}}x / x^2 = 25 ext{{ extbraceright}}$
  • $A = ext{{ extbraceleft}} x / x ext{ is a letter of the word 'ALLOY'} ext{{ extbraceright}}$, $B = ext{{ extbraceleft}} x / x ext{ is a letter of the word 'LOYAL'} ext{{ extbraceright}}$
  • $A = ext{{ extbraceleft}}-2, -1, 0, 1, 2 ext{{ extbraceright}}$, $B = ext{{ extbraceleft}}1, 2 ext{{ extbraceright}}$ (correct)
  • Which set represents the solution to the inequality $x > 5$ and $x < 15$?

  • $A = ext{{ extbraceleft}}x / x - 5 = 0 ext{{ extbraceright}}$
  • $A = ext{{ extbraceleft}}-2, -1, 0, 1, 2 ext{{ extbraceright}}$ (correct)
  • $A = ext{{ extbraceleft}}x / x^2 = 25 ext{{ extbraceright}}
  • $A = ext{{ extbraceleft}}0 ext{{ extbraceright}}$
  • Which set represents the solution to the equation $x - 5 = 0$?

  • $A = ext{{ extbraceleft}}-2, -1, 0, 1, 2 ext{{ extbraceright}}$
  • $A = ext{{ extbraceleft}}x / x^2 = 25 ext{{ extrm{}}}\textrm{}}
  • $A = ext{{ extbraceleft}} x / x &gt; 5 and x &lt; 15 ext{{ extbraceright}}$
  • $A = ext{{ extbraceleft}}0 ext{{ extbraceright}}$ (correct)
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