Question

In terms of given quantities, by what amount of time, , does Tim beat Rick?
It will help you check your answer if you simplify it algebraically and check the special case .
Express the difference in time, in terms of , , and .

Answer 1

In physics, to arrive at numerical answers, you need numerical input data.

You have not provided anything but some incomplete sentences.

You should consider dropping out of the course.

Answer 2

(d(4-2VwVr+Vw^2+Vr^2))/2(Vr+Vw)