6. Trigonometric Identities and More Equations
Sum and Difference Identities
8:29 minutes
Problem 22
Textbook Question
Textbook QuestionUse one or more of the six sum and difference identities to solve Exercises 13–54. In Exercises 13–24, find the exact value of each expression. ( 𝝅 𝝅 ) tan ( ------ + ------ ) ( 3 4 )
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