Make sure to run the command pip install fplot at the console panel to install this package. You would

need to do this only once with your computer connected to a stable internet. After that you would need to use

import fplot as fl in your code to access the plot function in this library.

Starting from rest, the velocity attained by a falling body of mass m after t seconds of flight is expressed by the

following expression:

$=$

$$

$$

$$

$$

where the acceleration due to gravity, $=9\mathrm{.}81$

$2$ and the drag coefficient $=0\mathrm{.}25$