Answers Precalculus Solving Trigonometric Equations — Cumulative examQuestion 9

9

QuizMultiple Choice

Solving Trigonometric Equations — Cumulative exam

Question 9 • Precalculus

Which expression is equivalent to 3cos2?

Answer

A

(cos(ϴ) – 1)

B

(cos(ϴ) – 5)

C

3(cos(ϴ) + 2)

D

3(cos(ϴ) + 1)

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