Quad opener

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Across
  1. 1. direction a parabola opens when a is negative
  2. 2. a function whose graph is a U shape
  3. 3. where a graph crosses the x axis
  4. 7. width when a value is 1
  5. 9. turning point of a quadratic function
  6. 10. when a value is above 1
  7. 11. lowest value of a function
Down
  1. 1. all possible x values for a function
  2. 4. where to organize data values for a graph
  3. 5. all possible y values for a function
  4. 6. where a graph crosses the y axis
  5. 8. highest value of a function