Answer:
Total number of different ways to schedule the appearances is 40320.
Step-by-step explanation:
Total number of performers = 9.
One of the performers insists on being the last stand-up comic of the evening. We have to arrange one performer in last.
We have to arrange the remaining performers. The number of remaining performer is
Total number of ways to arrange 8 members is
Total number of ways is
Therefore, total number of different ways to schedule the appearances is 40320.