Algebra Crossword Puzzle

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Across
  1. 3. Name for (0,0)
  2. 7. The span of numbers found by subtracting the smallest number from the highest number in a set
  3. 9. Numbers below zero are called?
  4. 11. collection of all input values
  5. 14. Natural Numbers together with “zero”
  6. 15. Distance from zero
  7. 16. A "U-shaped" graph created from a quadratic function.
  8. 17. All Rational and Irrational numbers
  9. 20. Another name for counting numbers
  10. 21. The number in front of a variable
  11. 22. The point where the graph crosses the Y axis
Down
  1. 1. The vertical line on a graph
  2. 2. What is the "M" in y= mx + b?
  3. 4. Cannot be expressed as a ratio of integers.
  4. 5. A math sentence that contains an equal sign
  5. 6. When you multiply a number by its multiplicative inverse you get 1.
  6. 8. A number on its own is called?
  7. 10. Positive and Negative whole numbers
  8. 12. Type of open number sentence
  9. 13. A symbol that represents a number
  10. 18. Type of graph to analyze data
  11. 19. The horizontal line on a graph