Monday, May 07, 2007
Algebra (Class 76)
Announcements
CST Part 1, Tuesday May 15
CST Part 2, Thursday May 17
Overview
Today we work on turning the completing the square procedure into a formula-- a recipe that will work all the time as long as we know the ingredients-- by generalizing the equation we start with term by term.
Textbook Sections
§12-3 (Txt. p.567) The Quadratic Formula
Vocabulary
Standard form of a quadratic equation
Quadratic formula
Decriminant
Key Attitudes
Mathematics is about generalizing and applying patterns.
Key Ideas
Completing the square can be turned into a formula-- the Quadratic Formula-- by generalizing the process step by step.
Key Skills
Solving quadratic trinomial equations by completing the square.
Simplifying radicals.
Writing quadratics in standards form and identifying the coefficients.
Using the quadratic formula to solve a quadratic equation.
Turn In
§12-2 (Txt. p.566) #7-9, 13-15
§10-8 (Txt. p.496) #16-18
5 simplify radicals problems from class
Handouts
No Handouts Posted
Assignment
§12-2 (Txt. p.566) #10-12, Mixed Review #5-7
Txt. p. 563 Mixed Review #1-4
CST Practice
Disclaimer- The assignment as stated in class is the official assignment. Every effort is made to keep this posting accurate, but you should refer to what was stated in class as the final word.
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