Unit A Vocabulary

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Across
  1. 3. a set of numbers that include positive numbers, negative numbers, and zero
  2. 4. multiplying a term into a set of parentheses
  3. 7. the expression inside the square root symbol
  4. 8. set of two numbers that when added equals zero
  5. 9. a symbol, usually a letter, that stands for an unknown number
  6. 11. every number on the number line represents a _____ number
  7. 13. the number that indicates how many times the base is used as a factor
  8. 14. a set of numbers that include positive numbers and zero
  9. 15. an expression that contains the square root symbol
  10. 16. the number that is used as a factor when a number is raised to a power
Down
  1. 1. to find the value of an expression, given specific values of each variable
  2. 2. an _____ number cannot be expressed as the ratio of two integers
  3. 5. a ____ number can be written in the form a/b
  4. 6. a single number or variable or numbers and variables multiplied together
  5. 10. terms with the same variable and same exponent
  6. 12. an expression that contains numbers, variables, and operations