SOLUTION: Mrs. Levanger's class of 28 students are seated in 4 rows of 7. In how many different ways can the first row of 7 be seated?
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Question 1026829: Mrs. Levanger's class of 28 students are seated in 4 rows of 7. In how many different ways can the first row of 7 be seated?
Answer by ikleyn(52778) (Show Source): You can put this solution on YOUR website!
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Mrs. Levanger's class of 28 students are seated in 4 rows of 7. In how many different ways can the first row of 7 be seated?
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7! = 1*2*3*4*5*6*7 = 5040.
It is the number of permutations of seven objects.
See the lesson Introduction to Permutations in this site.
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