Answer:
Step-by-step explanation:
if a is less than zero then b will from 4 down to negative infinity
so b < 4
Does this help at all? ask me some questions if you really want to learn about math ;)
Answer:
10 and 5
Step-by-step explanation:
All of the telephones * all of the telephones minus one (because one is in use)
85 * 84 = 7140 connections