A racket ball is struck in such a way that it leaves the racket with a speed of 4.89 m/s in the horizontal direction. When the ball hits the court, it is a horizontal distance of 1.97 m from the racket. Find the height of the racket ball when it left the racket.
Express your answer using three significant figures and include the appropriate units

You notice a very one-dimensional-thinking snail crawling along one rail of a railroad track. naturally, you remove it to a safer place. but before you do, you observe it as it moves from position xi = -92.9 cm to position xf = -64.9 cm along the rail, as measured from a point where one rail abuts the next. what is the snail\'s displacement δx in centimeters?

Explain the consequences of this addiction to the brain tissue

Determine the maximum r-value of the polar equation r =3+3 cos 0