Chapter 1 Vocabulary

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Across
  1. 4. A well-defined collection of objects.
  2. 9. The value of the variable(s) that makes the equation true.
  3. 10. An equation that contains one or more variables and may be true or false depending on the values of those variables.
  4. 11. The process of reasoning logically from given facts to a conclusion.
  5. 12. A mathematical sentence that compares the values of two expressions.
  6. 13. The natural numbers and zero (numbers that represent the amount of something).
  7. 14. Whole numbers and their opposites.
Down
  1. 1. A member of a set.
  2. 2. Numbers that cannot be expressed as a fraction.
  3. 3. Numbers that can be expressed as a fraction.
  4. 4. A set consisting of elements from the given set.
  5. 5. An example showing that a statement is false.
  6. 6. The counting numbers.
  7. 7. The process of reaching a conclusion based on an observed pattern.
  8. 8. The set of all rational and irrational numbers.