SOLUTION: square root 2 cosx minus 1 equals 0 with interval of 0 and 2pi
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Question 858476: square root 2 cosx minus 1 equals 0 with interval of 0 and 2pi
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
\ -\ 1\ =\ 0)
\ =\ 1)
\ =\ \frac{\sqrt{2}}{2})
Check the unit circle for the angle of the terminal ray where the point of intersection
with the unit circle has an 
-coordinate of positive 
. Hint: Look in QI and QIV.
John
My calculator said it, I believe it, that settles it
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