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Quadratics Reasoning with Equations and Inequalities

How Teachers Would Respond to A Quadratics Mistake

Lots of responses to this great tweet. I wanted to understand the themes in what people were replying, so I went through everything and tried to summarize it here.

Response #1: Check Your Work, Start a Conversation

Response #2: Just Check Your Work (No Conversation Mentioned in Tweet)

Response #3: Explain the Zero Product Property

Response #4: Thinking About How to Teach the ZPP Unit

https://twitter.com/philliphsquared/status/741394601399967744

https://twitter.com/bowenkerins/status/741281577687240704

Response #5: Switch to a Graphical Context

https://twitter.com/EulersNephew/status/741315075223363584

Response #6: Ask for Explanations

https://twitter.com/ProfNoodlearms/status/741276100953706496

Response #7: Run a New Activity with the Whole Class

https://twitter.com/geometrywiz/status/741329839488000002

I’m sure I didn’t capture everyone’s response, and I don’t know what any of this means. But there you go.