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OpenStudy (anonymous):
cosx - 2sinx cosx = 0
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OpenStudy (anonymous):
where, -180 < x < 180
OpenStudy (anonymous):
How would you solve this? Thank you to anyone who can help :)
OpenStudy (anonymous):
1st step...Factor out cosx to get cosx (1 - 2sinx) = 0 Now...cosx = 0 OR 1 - 2sinx = 0
OpenStudy (anonymous):
Thank you so much! The sin x was really confusing me
OpenStudy (anonymous):
no problem
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