Solve the equation exactly: 2cosθ−3=−5, 0≤θ<2π

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter2: Linear Equations
Section2.7: Litereal Equations And Dimensional Analysis
Problem 49PFA
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Solve the equation exactly:

2cosθ−3=−5, 0≤θ<2π

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