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Mathematics 16 Online
OpenStudy (anonymous):

Solve the following equation; domain 0x360; 2 cosθ+ 1 = 0 60 120 240 300

OpenStudy (anonymous):

@hartnn can you help me?

OpenStudy (jack1):

maybe so you range is 0 degrees to 360 degrees yeah?

OpenStudy (jack1):

so 2x (cos theta) +1 = 0? or 2x cos (theta + 1) = 0?

OpenStudy (anonymous):

yes but I dont know how to find the range

OpenStudy (jack1):

no dude, it was a choice: 2x (cos theta) +1 = 0? OR 2x cos (theta + 1) = 0?

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