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Trigonometry 6 Online
OpenStudy (anonymous):

If sin θ is given and θ is in Quadrant IV, find cos θ. sin θ = −6/√37. The solution is cos θ = 1/√37. But when I do the work I get cos θ = 1/37. Can someone explain the process for getting the answer above please?

OpenStudy (anonymous):

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