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OpenStudy (anonymous):
@Directrix I can't figure this one out
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OpenStudy (anonymous):
given \[\tan(\theta)=-\frac{ 4 }{ 5 }\] and \[\cos(\theta) > 0\] , find the exact values of \[\sin(\theta) and \sec(\theta)\]
Directrix (directrix):
Angle is in third quadrant because tangent is negative AND cosine is positive. |dw:1425521606936:dw|
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