Program Selection. A meeting is to be addressed by 5 speakers, A, B, C, D, and E. In how many ways can the speakers be ordered if B must come first? Please show which formula is used.© BrainMass Inc. brainmass.com December 15, 2022, 7:14 pm ad1c9bdddf
There are n! ways to order n items.
In this problem, we know that ...
The solution provides an example of working with a counting problem.