Instructional Video
Khan Academy

Khan Academy: Graphing Quadratics: Applying Quadratic Functions 2

9th - 10th
Video solving an application problem by finding a quadratic equation to represent the distance of a diver above the water based on his time in the air by determining his average velocity.
Instructional Video
Khan Academy

Khan Academy: Graphing Quadratics: Applying Quadratic Functions 3

9th - 10th Standards
Video solving an optimization application problem by finding a quadratic equation to represent the profit for a given product based on its selling price.
Instructional Video
Khan Academy

Khan Academy: Graphing Quadratics: Applying Quadratic Functions 1

9th - 10th Standards
Video solving an application problem that uses a quadratic function to represent a cable that connects two towers.