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Mathematics 21 Online
OpenStudy (anonymous):

find all solutions: cos θ -1 =1

OpenStudy (anonymous):

are you sure you have typed the question correctly? there are no solutions to the one above. cosine of an angle ranges from -1 to +1 the equations simplifies to cos θ = 2

OpenStudy (anonymous):

Might just be that the all solutions is null.

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