4. (8 Points) Rocket R is launched vertically upwards from site X. The rocket is tracked from radar station S. radar station S is 4 miles away from launch site X. At a certain time after the launch the distance from S to R is 5 miles and increasing at a rate of 3600 mph. Compute the vertical speed of the rocket at this instant. Show all steps of your solution. - Label right triangle. . Solve for all sides. . Pythagorean theorem. - Di'erentiate. . Substitute known values. The speed of the rocket is 6,000 mph