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Andrea Chen
(New Orleans - United States)I am a high school English teacher in New Orleans taking the year off to read good books and relax. I currently work for the New Orleans Center for Creative Arts, designing an arts-integrated academic curriculum to prepare students for a rapidly changing ...
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- From: San Diego Area Knowledge Exchange for Developmental Math (SAKE)
- Contributed By: SAKE Owner SAKE Owner
To motivate the convention for negative and zero exponents, the lesson begins by observing the halving pattern found in continuously decreasing the exponent of a power of two by 1. After an application looking at the formula for Body Mass Index calculation, power functions of the form f(x) = kx^p are introduced. Radiation Intensity application problems follow before pure algebraic manipulation of exponential expressions are presented. The lesson concludes with a review of scientific notation.
