Find all solutions if 0° ≤ ? < 360°. When necessary, round your answers to the nearest tenth of a degree. (Enter your answers from smallest to largest.) cos^2(3theta)-7 cos(3theta)+5=0
Find all solutions if 0° ≤ ? < 360°. When necessary, round your answers to the nearest tenth of a degree. (Enter your answers from smallest to largest.) cos^2(3theta)-7 cos(3theta)+5=0
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter6: Equations
Section6.3: Trigonometric Equations Involving Multiple Angles
Problem 25PS
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Find all solutions if 0° ≤ ? < 360°. When necessary, round your answers to the nearest tenth of a degree. (Enter your answers from smallest to largest.)
cos^2(3theta)-7 cos(3theta)+5=0
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