Algebra 1 Crossword

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Across
  1. 4. To find a function's output for a given input.
  2. 8. The set of all possible output values.
  3. 9. Describes lines that intersect at right
  4. 12. Describes a relationship whose graph is a straight
  5. 15. The point (0, 0) on the coordinate plane
  6. 16. The slope of a vertical line.
  7. 19. An operation that undoes another operation.
  8. 20. The number multiplied by a variable.
  9. 21. The horizontal change in the slope formula.
Down
  1. 1. A letter representing an unknown or changing
  2. 2. A value that makes an equation true.
  3. 3. The vertical change in the slope formula.
  4. 5. The first word in the name of the form Ax + By =
  5. 6. The value produced by a function.
  6. 7. An organized list of input and output values.
  7. 10. The set of all possible input values.
  8. 11. The ratio of vertical change to horizontal change.
  9. 13. Describes two nonvertical lines with the same
  10. 14. Where a graph crosses an axis.
  11. 17. A relation where each input has exactly one
  12. 18. The slope of a horizontal line.
  13. 19. The value you put into a function.