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Use the given information about the angles α and β to find the exact value of: cos a = 1/2 , 3π/2

Use the given information about the angles α and β to find the exact value of: cos a = 1/2 , 3π/2

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.4: Fractional Expressions
Problem 65E
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Use the given information about the angles α and β to find the exact value of: cos a = 1/2 , 3π/2 <a<2π                   sec B =3 , 0<B,π/2

     a)  cos (a - B)

     b)  sin 2B

     c)  cos(a/2)

 

 

hamtech.edu/portal/site/2021sp-mat-172-102/tool/529b of Contents t 1 of 1- Question 2 of 2 3 TT <a<2m 2 TT sec ß = 3, 0<B< 0<B < COs a = 2 Use the given information about the angles a and B to fir a) cos (a - B) b) sin 26 C) CoS Fully simplify all radicals and rationalize denominators as n Make sure to show all your work to receive full credit. Click Browse" to locate your file and then cick Upload to upload your fi e. File: Choose FileNo file chosen up oad Mark for Reviewber Previcus Submit for Grading Next Eave Ext nere to search
Transcribed Image Text:hamtech.edu/portal/site/2021sp-mat-172-102/tool/529b of Contents t 1 of 1- Question 2 of 2 3 TT <a<2m 2 TT sec ß = 3, 0<B< 0<B < COs a = 2 Use the given information about the angles a and B to fir a) cos (a - B) b) sin 26 C) CoS Fully simplify all radicals and rationalize denominators as n Make sure to show all your work to receive full credit. Click Browse" to locate your file and then cick Upload to upload your fi e. File: Choose FileNo file chosen up oad Mark for Reviewber Previcus Submit for Grading Next Eave Ext nere to search
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