Podcast
Questions and Answers
How many functions are there from a set with 3 elements to a set with 4 elements?
How many functions are there from a set with 3 elements to a set with 4 elements?
- 64 (correct)
- 27
- 81
- 12
Under the old North American numbering plan, how many telephone numbers were possible?
Under the old North American numbering plan, how many telephone numbers were possible?
- 6,400,000,000
- 10,000,000
- 1,024,000,000 (correct)
- 8,640,000
Under the new North American numbering plan, how many telephone numbers are possible?
Under the new North American numbering plan, how many telephone numbers are possible?
- 10,000,000
- 6,400,000,000 (correct)
- 1,024,000,000
- 8,640,000
What is the number of different subsets of a finite set S with 5 elements?
What is the number of different subsets of a finite set S with 5 elements?