Sum and Difference Day 2 of 2

Unit 9: Trigonometric Identities
Lesson 10 of 14

Objective: SWBAT use the sum and difference formulas to simplify expressions and prove identities.

Big Idea: How do you use the sum and difference formulas?

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Subject(s):
Math, Trigonometric identities, sum and difference formulas
  55 minutes
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