Instructional Video
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Northeast Arkansas Education Cooperative

Recognizing When Radical Expressions are Undefined

8th - 12th Standards
Many times budding algebrists are fine when plugging specific numbers into expressions, but less certain when the range of acceptable values is undetermined. This detailed presentation helps the class move from the point value to...
Instructional Video
Northeast Arkansas Education Cooperative

Simplify Algebraic Fractions by Factoring 2

9th - 12th Standards
Take your class through the mechanics of simplifying algebraic fractions by factoring trinomials. Though the steps for factoring are assumed known, the process of identifying and canceling common factors are detailed with...