Question

Which points are on the graph of y=\cos (\theta )

A. (pi,1) and (3pi/2,0)
B, (4pi,0) and (pi/6,1/2)
C. (3pi,-1) and (3pi/2,-1)
D. (2pi,1) and (pi/6,sqrt3/2)

Answer 1

[AI-generated answer — Bot GPT 3.5]

A. (pi,1) and (3pi/2,0)

B. (4pi,0) and (pi/6,1/2)