Linear Functions

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Across
  1. 3. Slope of a horizontal line
  2. 8. A mathematical phrase involving variables, numbers and operations
  3. 10. The point where a line crosses the y axis
  4. 12. Rise over run for a linear function
  5. 13. A pair of numbers that indicate the position of a point on a Cartesian plane
  6. 15. Is this true or false, a linear function always has a root
  7. 16. Another term for slope
Down
  1. 1. A function with constant slope
  2. 2. The set of all possible values of x for a function
  3. 4. The point where a line crosses the x axis
  4. 5. A linear function with a positive slope
  5. 6. A mathematical expression which contains an equal sign
  6. 7. A line which a graph approaches but never crosses
  7. 9. A linear function with a negative slope
  8. 11. Point where the x and y axes cross
  9. 14. The set of all possible values of y for a function