Choose the function whose graph is given by: A. y = cos x-2
B. y = cos(x - 2)
C. y = sin x + 1
D. y = cos x-1

i believe the answer is a.

question: ray weighs 100 kilograms, his wrestling partner, bobby, weighs 50 kilograms. if ray moves at 4 m s , how fast will bobby have to run at him to apply an equal amount of kinetic energy?

answer: 8 m/s he needs to run twice as fast to keep up so he has some work to do

explanation:   if the mass has units of kilograms and the velocity of meters per second, the kinetic energy has units of kilograms-meters squared per second squared.

question answered by

(jacemorris04)

c. 4.54 x 10–12 j happens to be correct