Given 0° 0 < 360°, solve cos² 0-1=0.

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
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Chapter2: Analytic Trigonometry
Section2.5: Multiple-angle And Product-to-sum Formulas
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Given 0° 0 < 360°, solve cos² 0 - 1 = 0.
0°, 180°
O 90°
O 900, 180°
0⁰
Transcribed Image Text:Given 0° 0 < 360°, solve cos² 0 - 1 = 0. 0°, 180° O 90° O 900, 180° 0⁰
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