SOLUTION: give all degree solutions to cos x -sin x = squareroot 2/2

Question 850671: give all degree solutions to cos x -sin x = squareroot 2/2
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
give all degree solutions to cos x -sin x = squareroot 2/2

square both sides

sin(2x)=1/2
2x=30+360n, 150+360n, n=integer
x=15+360n, 75+360n, n=integer
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