9/30/08
(Tu)

Chapter 5.1 - Fundamental Identities

• Use Basic Trig Identities
• Use Pythagorean Identities
• Use Cofunction Identities
• Use Odd-Even Identities
• Simplify Trig Expressions
• Solve Trig Equations

Assignment 5.1.1 / 1-17 odd - Notes

10/1/08
(We)

Using Trig Rules - PowerPoint
Sample Problems

Assignment 5.1.2 / 19-22, 25, 26, 29-30

Chapter 5.2 - Proving Trig Identities

• Prove trig identities

Sample Problems
Assignment 5.2.1 / 7, 9, 10, 13, 15-18, 20, 29

10/3/08
(Fr)

Assignment 5.2.2 / 21, 22, 24, 30, 31, 33, 34, 36, 41, 42

10/6/08
(Mo)

Quiz and Assignment 5.1.3 / 44, 49, 50, 54

Chapter 5.3 - Sum and Difference Identities - Powerpoint

• Derive and apply the sum/difference identities of cos, sin and tan

Assignment 5.3 / 1, 9, 12, 15, 18, 22, 23, 47, 48

10/7/08
(Tu)

Chapter 5.4 - Multiple Angle Identities

• Apply double angle and half-angle formulas.

Assignment 5.4 / 5-8, 15, 16, 23, 24,

Chapter 5 Review
Suggested Review Problems

• 5.1 / 11, 15, 21
• 5.2 / 7, 9, 21
• 5.3 / 3, 13, 27
• 5.4 / 13, 33

Solving equations with trig functions.

5.1.2 / 43, 45, 46, 48, 50-52, 54

More solving trig equations

5.4.2 / 5, 8, 9, 10

The chapter 5.4 test corrections must include a reason validating each step of the simplification or proof.

Example:

Simplify sin(-x) cos(x - Π/2)
-sin(x) sec(x)    odd/even rule and co-function rule
-sin(x) * 1/cos(x)     reciprocal function
-sin(x)/cos(x)      
-tan(x)            tangent rule