Answer:
I think its the first one but not 100 % sure
Step-by-step explanation:
A>= -5 and A<= 5
One revolution also corresponds to an angular displacement of 2π rad.
So, the angular velocity is
120 rev/min = (120 rev/min) * (2π rad/rev) = 240π rad/min
Answer:1/5 you can buy 1/5
