Quadratic Applications

1. A parabola does not have constant slope, but you can measure the average __ of change for a part of the parabola.
4. The quadratic __ can be used to find the x-intercepts of any quadratic equation.
7. highest or lowest point of a parabola
8. the input values (x)
10. For a quadratic function that opens up, the ___ may be an important value.
11. a statistical method to find the best-fitting parabola for a data set
12. the output values (y)
13. The __ value refers to the y-intercept.

2. Quadratic functions are often used to find design dimensions that maximize __.
3. Quadratic functions are often used to find a price that maximizes __ in business.
5. For a quadratic function that opens down, the ___ may be an important value.
6. ___ x-intercepts are usually rejected in real-world situations.
9. An x-___ is often an important value.