If the given angle is in standard position, find one positive and one negative co-terminal angle for each: (a) 5π 3 (b) −132◦
If the given angle is in standard position, find one positive and one negative co-terminal angle for each: (a) 5π 3 (b) −132◦
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 15E
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Question
If the given angle is in standard position, find one positive and one negative co-terminal angle for each: (a) 5π 3 (b) −132◦
Expert Solution
Step 1
It is known that, Co-terminal angles: are angles in standard position (angles with the initial side on the positive x-axis) that have a common terminal side.
(a)
Obtain the negative co-terminal angle for .
Therefore, the negative co-terminal angle for is .
Obtain the positive co-terminal angle for .
Therefore, the positive co-terminal angle for is .
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