A network has N subscribers. Each subscriber is connected directly to all
other subscribers.
(a) What is the total number of lines L in the network?
(b) What is the value of L for N = 2, 10, 100, and 1,000?
(c) How many lines must be built to each subscriber?
(d) Is this kind of network structure suitable for a public telecommunications network? Explain.

4. a1. vince owns a television repair shop that is insured undera commercial package policy. the policy includes thebuilding and personal property coverage form and thecauses-of-loss broad form. the declarations page indicatesthat coverage applies to both the building and the namedinsured's business property. explain whether or not thefollowing losses would be covered under his policy.a. a fire occurs on the premises, and the building isbadly damaged.b. a burglar steals some money and securities from anunlocked safe.c. a business computer is damaged by vandals whobreak into the shop after business hours.d. a tornado touches down near the store. several tel-evision sets of customers in the shop for repair aredamaged in the storm.til

Me ! evelyn is a manager in a retail unit. she wants to prepare a report on the projected profit for the next year. which function can she use? a. pmt b. round c. division d. what-if analysis

What would be the address of the cell, which is at the intersection of the second row and the third column in a worksheet?