what is the period of the function: y=-3 cos (2x-π)? 1. 2 2. 2π 3.π 4. 2π/3

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section: Chapter Questions
Problem 49RE
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what is the period of the function: y=-3 cos (2x-π)?

1. 2

2. 2π

3.π

4. 2π/3

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