Here is an activity for students to learn about what the discriminant can tell you about a quadratic function. Here is the file you need to complete the activity:

Use sliders a,b and c to determine the discriminant. You will also discover the relationship between the value of the discriminant and the solutions to a quadratic.

## Discriminant

Use sliders a,b and c to determine the discriminant. You will also discover the relationship between the value of the discriminant and the solutions to a quadratic.

Nicholas F. Bennett, Created with GeoGebra