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OpenStax, Algebra and Trigonometry 2e §9.5 Solving Trigonometric Equations · Exercise 164 · Trigonometry · Identities

Solving Trigonometric Equations · Exercise 164

Find the exact value.

$cos (\frac{4 π}{3} + θ)$

~8 minWritten answer · check your work with Lemma

OpenStax, Algebra and Trigonometry 2e · §9.5 Solving Trigonometric Equations · Exercise 164

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