Find Three Subsets of {1, 2, 3, 4, 5, 6

question 41

Short Answer

Find three subsets of {1, 2, 3, 4, 5, 6, 7, 8, 9} such that the intersection of any two has size 2 and the intersection of all three has size 1.

---

Definitions:

Crossover Chart

A chart of costs at the possible volumes for more than one process.

Total Costs

The aggregate amount of all expenses associated with the production or provision of a service, including material, labor, and overhead costs.

Call Centres

Centers staffed by agents who handle customer interactions, such as inquiries, support, and complaints, primarily through telephone calls.

American Popular Culture

A set of ideas, perspectives, attitudes, memes, images, and other phenomena that are within the mainstream of a given culture, especially Western culture in the 20th and 21st centuries, heavily influenced by mass media.