Unformatted text preview: 3.4 Fundamental Identities
Tuesday, October 19, 2010
7:48 AM Agenda (10/28)
1. Lesson: 3.4 Fundamental Identities Part 2
2. Skills Test
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Lesson: 3.4 Fundamental Identities
Goal: To introduce and prove the reciprocal, ratio, Pythagorean, and oddeven
identities
DOD
Trigonometric Identities: A trigonometric equation that is true for all values of the
domain of its variable.
Examples.
You already know some trig identities! And you will need to know these definitions (from a while ago…) When proving trig identities, we will only change one side of the equal sign until it
matches the other side. List of Trig Identities (to be added to as we progress through the class)
Reciprocal Identities Ch_3 Page 1 Pythagorean Identities Ratio Identities OddEven Identities Examples
Verify the follwing identities for Verify: Ch_3 Page 2 Verify: Prove
using the
definitions of the trig functions. Ch_3 Page 3 Prove
using the
definitions of the trig functions. Ch_3 Page 4 ...
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 Spring '11
 byrns
 Math, Trigonometry, fundamental identities

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