SOLUTION: In how many ways can 4 different Math books, 5 different History books, and 2 different Filipino books be arranged on a shelf, if 2 Filipino books must be at the end of the shelf?
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Question 1190130: In how many ways can 4 different Math books, 5 different History books, and 2 different Filipino books be arranged on a shelf, if 2 Filipino books must be at the end of the shelf?
Answer by greenestamps(13198) (Show Source): You can put this solution on YOUR website!
number of different places on the shelf for the 2 Filipino books: 2 (either end)
number of different arrangements of the 2 Filipino books: 2
number of ways of arranging the other 9 books with no restrictions: 9!
ANSWER: (2)(2)(9!)
Use a calculator....
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