Does subtraction exhibit the property of closure over the set of real numbers.

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

Convert (-3,0) to polar form. a. (3,0’) b. (-3,180’) c. (3,180’) d. (3,360’)