A ball is thrown vertically upward with a speed of 10 m/s. How high does it go? A car accelerates from rest at a rate of 5 m/s^2 for 10 seconds. What is its final speed? A block of mass 2 kg is pushed along a horizontal surface with a force of 10 N. What is the acceleration of the block? Two objects with masses of 1 kg and 3 kg are connected by a string over a pulley. What is the acceleration of the system? A ball is dropped from a height of 20 m. How long does it take to reach the ground? A car travels at a constant speed of 60 km/h for 2 hours. How far does it travel?

Объяснение:

если корень x тоєсть y x =7|8√1π