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quadratic equation

  • Introduction to Key Characteristics of Graphs Using a Rollercoaster

    Introduction to Key Characteristics of Graphs Using a Rollercoaster

    I introduce key characteristics with parabolas and use the analogy of a rollercoaster. Riding once (and never a again) the Superman rollercoaster at Six Flags New England got me thinking about this. At one point the rollercaster hits ground level (a zero) and then goes underground (negative y values). Here is a handout I use…

  • Unpacking Graphs Using a Rollercoaster

    Unpacking Graphs Using a Rollercoaster

    I introduce key characteristics with parabolas and use the analogy of a rollercoaster. Riding once (and never a again) the Superman rollercoaster at Six Flags New England got me thinking about this. At one point the roller coaster hits ground level (a zero) and then goes underground (negative y values). Handout Here is a handout…

  • Completing the Square – Scaffolded Handout

    Completing the Square – Scaffolded Handout

    Here is a link to a scaffolded handout with all the steps, including the step to convert the lead coefficient to 1. The scaffolding is complex because the math topic is complex. There is an example showing how to use the document.