SOLUTION: "find exact solutions over the indicated interval (x a real number, in phi degrees) cos x-1=0, all real X how do I do this problem?

Algebra ->  Trigonometry-basics -> SOLUTION: "find exact solutions over the indicated interval (x a real number, in phi degrees) cos x-1=0, all real X how do I do this problem?       Log On


   

Question 819485: "find exact solutions over the indicated interval (x a real number, in phi degrees)
cos x-1=0, all real X
how do I do this problem?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
"find exact solutions over the indicated interval
(x a real number, in pi radians)
cos(x)-1=0, all real X
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cos(x) = 1
x = 0 or x = 2pi or x = 4pi etc,
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Cheers,
Stan H.
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