If you jump out of an airplane and your parachute fails to open our downward velocity t seconds after jumping is approximated for g=9.8m/sec^2 and k=.2 sec, by
So, if you jump from 5000 meters above the ground write an equation whose solution is the number of seconds you fall before hitting the ground.
The Attempt at a Solution
This is coming from the section in my book on definite integrals but I'm not sure where to start. Thanks for any help.