Math final assignment- Crossword puzzle

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Across
  1. 2. Where a function crosses the x-axis
  2. 5. A representation of a relation
  3. 9. An relation where each input has one output
  4. 12. What comes out of the equation or "Y"
  5. 13. Changing a function's y- and x-value
  6. 17. The increase or decrease in y-value
  7. 18. Inequalities using the word "and"
  8. 19. To plot a point or function on a Coordinate plane
Down
  1. 1. The highest y-value on a function
  2. 3. A relationship where one side equals the other
  3. 4. Inequalities using the word"or"
  4. 6. The lowest y-value on a function
  5. 7. Always happening
  6. 8. What goes into an equation or "X"
  7. 10. The possible x values for a given equation
  8. 11. The measure of a line's steepness
  9. 14. The comparison non-equal expressions
  10. 15. Where a function crosses the y-axis
  11. 16. The possible y values for a given equation
  12. 17. The increase or decrease in x-value