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Freezing Time Research Group

Video Case: Solving a Quadratic Equation

Consider how pre-calculus students present and discuss a solution for a quadratic equation.

(Video length: 6 minutes, 54 seconds)

Watch the video clip and access the transcript below
Click here to read an overview of the case, including background on the context, a brief overview of the video, and key questions about student thinking
Click on these PDF links to:

Solving Quadratic Image

Link to video clip transcript (PDF)

Sherin, M. G., Russ, R. R., Walkoe, J., & Dyer, E. (2023). Algebra classroom video cases. Freezing Time Research Group. https://www.freezingtime.sesp.northwestern.edu/videocases. © 2023. Licensed under Creative Commons Attribution-NonCommercialShareAlike 4.0 International.

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