Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
Problem 66RE
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![Find cos A when sing = 12 and a is in the second quadrant.
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Transcribed Image Text:Find cos A when sing = 12 and a is in the second quadrant.
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