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//Example 5_6
clc();
clear;
//To find out how fast the car is going
f=4000 //units in Newtons
s=50 //units in meters
theta=180 //units in degrees
m=2000 //units in Kg
v0=20 //units in meter/sec
vf=sqrt((2*((f*s*cos(theta*%pi/180))+(0.5*m*v0^2)))/m) //units in meter/sec
printf("The speed of the car is vf=%.1f meters/sec",vf)
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