The point (-2/2 , 2/2) is the point at which the terminal ray of angle e intersects the unit circle. What are the values for the cosine and cotangent functions for angle e?
cos e=-2/2 , cot e=-1
cos e=2/2 , cot e=1
cos e=2/2 , cot e=-1/2
cos e=-2/2 , cot e=1/2