All Discussions Tagged 'quadratics' (7)

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Graphing Quadratics Online

Here is a geogebra java app that I created for a lesson. The goal of this lesson is to become familiar with the graphs of quadratic equati…

Started by Tom Adams

4 Mar 24, 2013
Reply by Jeanette Lynn Stein

+Plus Magazine - 101 Uses of the Quadratic, Conditional Probability, Truncated Octahedrons and More!

I have just discovered +Plus Magazine, an e-magazine that opens a door to the world of maths, with all its beauty and applications, by prov…

Started by Judy Wheeler

0 Aug 18, 2012

Should Students Be Asked to Derive the Quadratic Formula?

In the LinkedIn NCSM Math Leadership network, Jenifer Vialva asks: Is deriving the quadratic formula through completing the square too hard…

Started by Judy Wheeler

0 Aug 16, 2012

Can a quadratic unit be taught before a unit on polynomials?

Dan Goldfield at Leadership High School, San Francisco, posted this comment/query on the EdWeb social network about implementing the Common…

Started by Judy Wheeler

3 Aug 6, 2012
Reply by Judy Wheeler

Factoring trinomials three ways

Factoring%20trinomials%203.pdf This lesson focuses on factoring trinomials with 1) "guess and check" method, 2) using an area model and 3)…

Started by Arthur Weiss

0 Apr 14, 2012

Quadratics Unit

Attached is a unit outline with suggested activities for a quadratics unit.  It begins with real world data modeling the volume of soda in…

Started by Andrea Hauck

2 May 13, 2011
Reply by Andrea Hauck

Quadratic Equations mini unit

    Quadratics Mini Unit By: Liisa Keski-Hynnila 9th Grade introduction to algebra course Standards: A2.6.1 Write the symbolic form and ske…

Started by Liisa Keski-Hynnila

1 Apr 23, 2011
Reply by Joel Flint

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