the function shown below was created to track the different intervals of speed that an automobile travels over a period of 28 seconds.

use the graph of the function to complete parts 1-3.

after traveling for 16 seconds, the automobile begins to slow its speed at a steady rate. use the coordinates on the graph to determine the rate at which the car is slowing down, in miles per hour per second.
during which interval of time does the automobile experience the greatest change in its speed? what is the change in the automobile’s speed during this interval?
for a time period of approximately 10 seconds, the automobile experiences no change in its speed. during which interval of time does the automobile’s speed remain constant? at what speed is the automobile traveling during this interval?

In a property settlement after a divorce, the wife was awarded all personal property that had been accumulated during the marriage, including the husband's classic 19-inch black-and-white tv set. in order to get his prized tv set back, the husband lied to his friend, telling him that the wife took the tv set in violation of the property settlement. the friend remembered that the wife gave the friend's wife a key to her new home, and he volunteered to go with the husband to get the tv back while the wife was at work. the husband and the friend went to the wife's house, but, unbeknownst to them, the wife had taken the day off work. after the friend noisily opened the back door with his wife's key, the wife called the police, who quickly arrived and arrested the husband and the friend. as to a charge of common law conspiracy to commit larceny, how should the friend be found?