Which of the following is true for f(x) = 5cos(x) 1? The period of the function is 10 pi. The function has an amplitude of 2. 5. A zero of the function is (StartFraction pi Over 2 EndFraction, 0). The range of the function is the set of real numbers Negative 4 less-than-or-equal-to y less-than-or-equal-to 6.

Abee with velocity vector r'(t) starts out at (5, −5, −3) at t = 0 and flies around for 5 seconds. where is the bee located at time t = 5 if 5 0 r'(u)du = 0?

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?