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Mathematics 10 Online
OpenStudy (anonymous):

cosx - 2sinx cosx = 0

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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