Let (-3, 2) be a point on the terminal side of θ. Find exact values of cosθ, cscθ, and tanθ?
r^2=x^2+y^2=(-3)^2+(2)^2 =9+4=13 r=sqrt(13) sin is positivesin(theta)=y/r= 2/sqrt(13) = 0.5547csc is positivecsc(theta)=r/y=sqrt(13)/2 = 1.8028tan is negativetan(theta)= x/y=-3/2 = -1.5
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