the figure shows the curve y1=cos2x and the line y2=1/2. determine the x coordinate of the intersection point A which is marked.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section: Chapter Questions
Problem 3RE
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the figure shows the curve y1=cos2x and the line y2=1/2. determine the x coordinate of the intersection point A which is marked.
40° -20°
y
20° 40°
A
x
60 80 100 120 140 160 180° 200°
Transcribed Image Text:40° -20° y 20° 40° A x 60 80 100 120 140 160 180° 200°
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