Friday, March 09, 2007
Algebra (Class 58)
Overview
In today’s call we work extend our skills involving algebraic fractions to include working with mixed numbers. In addition, we also learn how to generalize our method of doing long division involving whole numbers to doing long division involving algebraic expressions.
Textbook Sections
§6.6 (Txt. p.270) Mixed Expressions
§6.7 (Txt. p274) Polynomial Long Division
Key Attitudes
Mathematics is about generalizing and applying patterns.
Key Ideas
In order to add fractions, you have to have the same size pieces; you have to have common denominators.
Finding a common denominator requires that you adjust the numerator.
Long division of polynomials works just like long division of whole numbers.
Key Skills
Finding the LCD
Adding expressions
Multiplying expressions
Handouts
No Handouts Posted
Assignment
§6-6 (Txt. p.271) 5-16
§6-7 (Txt. p.276) #1-6
Permalink