For the system, 6 -1 Y Y' =| Y': 5 4 Write the natural frequency of the oscillations, round your answer to three digits after the decimol sian

When drugs are administered into the bloodstream, the amount of the drug present decreases continuously at a constant rate. The amount of a certain drug, Xanaz, in the bloodstream is modeled by the function, where is the initial dosage, and t is the time (in hours) after the initial dose was given. The following chart shows the relationship between the original dose and how much is sti in the system after so much time. Xanax (3mg) amount still in system after X hours 2.5 1.5 0.5 2 10 12 14 16 18 20 22 24 Number of hours after dose was taken After how many hours will there be approximately 1/2 of the original dose in the body? 3. 2. 1. Amount still in the system in mg's

A television camera at ground level is 2000 ft away form a launching pad of a space rocket that is set to take off vertically. The angle of elevation is given by ? = tan−1( ?2000). Find the rate of change of the angle of elevation after launch when the camera and the rocket are 5000 ft apart