Algebra expressions

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Across
  1. 3. set of x values
  2. 5. at a 90 degree angle
  3. 6. any mathematical statement with numbers and variables
  4. 7. no repeating x values
  5. 9. the max or minimum of a quadratic
  6. 13. an equation to show the relationship between values
  7. 14. set of y values
  8. 15. expression with two algebraic terms
Down
  1. 1. a number that divides another number evenly with no remainder
  2. 2. the number written along with a variable
  3. 4. a comparison of two or more numbers
  4. 8. a relationship between two equations
  5. 10. "U" shaped graph
  6. 11. rate of change
  7. 12. a mathematical statement