SOLUTION: find all solutions for the given interval o degrees less than or equal to theta less than or equal to 360 degrees
problem cos^2 theta = 1/4
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Question 441630: find all solutions for the given interval o degrees less than or equal to theta less than or equal to 360 degrees
problem cos^2 theta = 1/4
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
find all solutions for the given interval o degrees less than or equal to theta less than or equal to 360 degrees. Problem cos^2 theta = 1/4
..
cos^2x=1/4
cosx=√1/4=1/2
x=60 and 300 degrees (ans) (cos positive in quadrants I and IV)
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