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Flipped Friday – Imaginary Numbers?

Flipped Friday – Imaginary Numbers?

In my Intermediate Algebra course, we finished our work with rational equations and their applications this Wednesday. On Monday I plan to get through solving quadratic equations by factoring, by extracting square roots, by completing the square, and by the quadratic formula. I thought I’d walk you through my thoughts for setting up the Flip assignment for that day. Flip Topic 1: Factoring Trinomials and Differences of Squares These are review topics from Elementary Algebra, and students have been factoring…

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Factoring – A New Approach

Factoring – A New Approach

This semester I have been trying to help my students discover mathematics, rather than having everything coming straight from me. My goal is to get them to think more while also gaining confidence in their own abilities. One topic that has always given my students trouble is factoring trinomials that have a leading coefficient other than 1. Here’s what I tried. We had spent the day before factoring trinomials that did have a leading coefficient of 1, and my students…

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