Find the rate at which x changes.
A train is traveling 0.6 km/min along a straight track, moving to the right. A movie camera, 0.5 km away from the track, is focused on the train.
How fast is the distance from the camera to the train changing when the train is 1 km from the camera? Give your answer to 3 decimal places.
How fast is the camera rotating at the moment when the train is 1 km from the camera? Give your answer to 3 decimal places.
can i get atleast someone to show me how to do this problem, thanks alot