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Mathematics 8 Online
OpenStudy (anonymous):

4 cos θ sin θ + 3 cos θ = 0

myininaya (myininaya):

factor

myininaya (myininaya):

after getting it in the form a*b=0 Set both factors equal to 0 a=0 or b=0

myininaya (myininaya):

Or, is that the problem you are having? Are you having trouble seeing that 4cos(theta)sin(theta) and 3cos(theta) have a common factor?

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