- Read the following problem.
- Use your knowledge about the Inclusion-Exclusion Principle tosupport your criteria.
Telephone numbering is an application of the inclusion-exclusionprinciple. Discuss with your peers a way in which the currenttelephone numbering plan can be extended to accommodate the rapiddemand for more telephone numbers. (See if you can find some of theproposals coming from the telecommunications industry). For eachnew numbering plan you discuss show how to find the number ofdifferent telephone numbers it support.
