OpenStax, Algebra and Trigonometry 2e §9.5 Solving Trigonometric Equations · Exercise 185 · Trigonometry · Identities

Solving Trigonometric Equations · Exercise 185

Prove the identity.

Plot the points and find a function of the form $y = A cos (B x + C) + D$ that fits the given data.

$x y 0 - 2 12 2 - 2 32 4 - 2 52$

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OpenStax, Algebra and Trigonometry 2e · §9.5 Solving Trigonometric Equations · Exercise 185

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