Wednesday, January 24, 2007

PreCalculus: 01/24/2007

Quickstart
p. 330 #15 - 20 How do changes in equations change the graphs?
#98 - 101 Review converting radians to degrees

(4.5) Graphs of Sine and Cosine Curves [continued]
Objective: Students will know how to sketch graphs of sine and cosine functions.

III. Translations of Sine and Cosine Curves
Horizontal Translation - Sketching - 5 key points
Phase-shift = c / b
Period Interval: [c/b, c/b + 2π/b]

Practice p.330 #46

Homework
p.331 #45 - 53 odd

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