1. Precalculus Chapter 5.1 Using Fundamental Identities Objectives: Recognize and write trig identities Use trig identities to evaluate, simplify, and rewrite trig expressions

2. Fundamental Trigonometric Identities

4. Co functions

5. Even or Odd functions

6. Using identities to evaluate a function Given: Find the values of all 6 trig functions.

7. Simplifying a Trig Expression Simplify:

8. Simplifying a Trig Expression Simplify:

9. Simplifying a Trig Expression Simplify:

10. Simplifying a Trig Expression Simplify:

11. Simplifying a Trig Expression Simplify:

12. Simplifying a Trig Expression Simplify

13. Simplifying a Trig Expression Simplify

14. Simplifying a Trig Expression Factor and Simplify

15. Simplifying a Trig Expression Simplify

16. Simplifying a Trig Expression Simplify Precalculus

17. Simplifying a Trig Expression

18. Trigonometric Substitution Use the trigonometric substitution to write as a trigonometric function of Precalculus5.1 Using Fundamental Identities18

19. Use the trigonometric substitution to write as a trigonometric function of Draw the triangle where To show the same result. Precalculus5.1 Using Fundamental Identities19

20. Homework 5.1 pg. 345: 5, 15-67 odd Precalculus5.1 Using Fundamental Identities20