Question

show that the speed v reached by a car of mass m that is driven with constant power p is given by v=(3xp/m)^1/3

Answer 1

@IrishBoy123

Answer 2

Hope this is legible. The calculus looks at the small time period dt, during which the car travels a distance dx. it's velocity changes from v to v+dv, giving it an average speed of v + dv/2 over the period.