SOLUTION: I dont understand how to do these type of problems. --> In how many ways can a teacher arrange 5 students in the front row of a classroom with a total of 23 students?

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Question 472292: I dont understand how to do these type of problems. --> In how many ways can a teacher arrange 5 students in the front row of a classroom with a total of 23
students?
Answer by sudhanshu_kmr(1152) About Me  (Show Source):
You can put this solution on YOUR website!

Number of ways = 23P5 = 23!/(23-5)! = 23!/18!
= 4037880