<u>Explanation:</u>
<em>Remember, </em>any network security system that constantly monitors a network infrastructure in other to detect and prevent threats to the network is called an intrusion prevention system (IPS.
Many experts agree that a major advantage of waiting until the intrusion system <em>has all the information</em> it needs is that it would allow for easy sensing of a packet drop that can stop the trigger packet.
The value of cos B is 12/13
The formula for the problem is: An = 8(n-1) - 2
