Across
- 5. a u shaped on the graph
- 6. f(x)=x^2
- 8. imaginary line in the middle of parabola
- 9. a different name for the x intercept
- 10. if the _x^2 is positive
Down
- 1. a parabola that opens down has a maximum y value
- 2. if the _x^2 is negative
- 3. a point on the parabola where the parabola crosses the axis of symmetry
- 4. a parabola that opens up has a minimum y value
- 7. when a is greater than 1
- 11. when a is greater than 0 but less than 1