## Flipchart: Sum and Difference Identities - Section 1: Warm-Up

Flipchart: Sum and Difference Identities

# Sum and Difference Identities

Unit 9: Trigonometric Equations
Lesson 13 of 16

## Big Idea: The love story of Sinbad and Cosette helps students to remember and apply the sum and difference identities.

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1 teacher likes this lesson
Subject(s):
Math, Precalculus and Calculus, Trigonometry, PreCalculus, sum and difference formula, Trigonometric identities, Pythagorean Identity, 12th Grade
55 minutes

### Tiffany Dawdy

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