Algebra 2/Pre-Calculus Unit 1 Vocabulary Puzzle

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Across
  1. 5. a set that has no members
  2. 6. a property where a + b = b + a and a ∙ b = b ∙ a
  3. 10. a property that states if a = b, then a – c = b – c
  4. 12. a property that states if a = b, then a may be replaced by b
  5. 14. numbers that can be written as fractions.
  6. 17. a property that states a = a
  7. 18. a property where (a + b) + c = a + (b + c) and (ab)c = a(bc)
  8. 21. the graph of a compound inequality containing the word "and".
  9. 24. an expression that only contains numbers.
  10. 26. letters used to represent numbers.
  11. 27. any number that can be place on a number line.
  12. 28. a property that states if a = b, then a + c = b + c
  13. 30. the graph of a compound inequality containing the word "or".
Down
  1. 1. a property that states if a = b and b = c, then a = c
  2. 2. numbers that are the natural numbers and zero.
  3. 3. a statement involving a number or numbers (and/or a variable or variables) with operation signs.
  4. 4. negative whole numbers, positive whole numbers, and zero.
  5. 7. numbers that are not rational.
  6. 8. the distance from 0 on a number line.
  7. 9. a property where a(b + c) = ab + ac and (b + c)a = ba + ca
  8. 11. a property that states if a = b, then a ∙ c = b ∙ c
  9. 13. a property that states if a = b and c ≠ 0, then a/c = b/c
  10. 15. an expression with at least one variable.
  11. 16. two inequalities in the same math statement.
  12. 19. a property where a + 0 = a = 0 + a and a ∙ 1 = a = 1 ∙ a
  13. 20. a property where a + (–a) = 0 and a ∙ 1/a = 1 if a ≠ 0
  14. 22. numbers that represent the counting numbers.
  15. 23. a solution of an equation derived from an original equation that is not a solution of the original equation.
  16. 25. a property that states if a = b, then b = a
  17. 29. a statement showing two math expressions are equal.