2. Using the formulas, show that sin(x - ), sin(x + π), and cos(x + 2 are equivalent trigonometric expressions ie. when they are each simplified, they all come out to the same answer.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 29E
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π
2. Using the formulas, show that sin(x — π), sin(x + 1), and cos(x + 2
are equivalent trigonometric expressions ie. when they are each simplified, they all
come out to the same answer.
Transcribed Image Text:π 2. Using the formulas, show that sin(x — π), sin(x + 1), and cos(x + 2 are equivalent trigonometric expressions ie. when they are each simplified, they all come out to the same answer.
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