Functions vocabulary

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Across
  1. 2. place where the graph crosses the x-axis
  2. 4. all possible input variables of a function
  3. 7. models relationships like ax^2 + bx + c, a=/=0
  4. 8. graph of a quadratic function
  5. 10. input of a function
  6. 12. y increases as x increases
  7. 13. models growth or decay that begins slowly but gets more rapid
  8. 14. a function made of several pieces of smaller functions
  9. 17. all possible output variables of a function
  10. 18. multiple equations
Down
  1. 1. output of a function
  2. 3. a constant relationship between x and y that will be a straight line on a graph
  3. 5. a relationship between two variables
  4. 6. if a vertical line can be drawn on the graph and it intersects the graph at more than one point, the equation of the graph is NOT a function
  5. 9. place where the graph crosses the y-axis
  6. 11. rate of change between two variables; change in y divided by change in x
  7. 15. largest y value
  8. 16. y decreases as x increases
  9. 19. smallest y value