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OpenStudy (anonymous):
Find all the solutions to the equation Cos=-1/2 Please Help!
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rvc (rvc):
cos(? )= 1/2
OpenStudy (anonymous):
huh?
OpenStudy (luigi0210):
You're missing your variable :)
OpenStudy (anonymous):
Im at a complete loss at how to go about this equation...
OpenStudy (luigi0210):
Are you sure it's \(\cos=-\frac{1}{2} \) and not \(\cos \theta=-\frac{1}{2} \) or something like that?
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OpenStudy (anonymous):
Opps, I meant Cos x= -1/2 lol
OpenStudy (luigi0210):
Do you know how to start?
OpenStudy (anonymous):
No....
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