Final answer:
Three private IPv4 addresses are 10.0.0.0 to 10.255.255.255, 172.16.0.0 to 172.31.255.255, and 192.168.0.0 to 192.168.255.255. These ranges are reserved for use in private networks.
Step-by-step explanation:
Three private IPv4 addresses are:
10.0.0.0 to 10.255.255.255
172.16.0.0 to 172.31.255.255
192.168.0.0 to 192.168.255.255
These ranges of IP addresses are reserved for use in private networks, such as local area networks (LANs) in homes or businesses. They are not routable on the public internet and are used to provide unique addresses within a confined network.