Algebra 2 Crossword Puzzle

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Across
  1. 2. greatest exponent of a polynomial
  2. 5. the sum of MANY terms
  3. 8. the opposite of
  4. 11. symbol used to indicate a root
  5. 13. the sum of TWO terms
  6. 14. an expression with one or more variables
  7. 15. part of a whole number
Down
  1. 1. number below the line in a fraction
  2. 3. includes an equal sign
  3. 4. x,y, and z
  4. 6. used to times a number by itself
  5. 7. a number placed before a variable
  6. 9. a written rule in math
  7. 10. number above the line in a fraction
  8. 12. values in an expression that do not change