SOLUTION: Find the number of distinguishable permutations of the letters in the word MISSISSIPPI.

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Question 1141431: Find the number of distinguishable permutations of the letters in the word MISSISSIPPI.
Answer by math_helper(2461) About Me  (Show Source):
You can put this solution on YOUR website!

To solve, think of each letter as distinct (11!) then divide by the number of permutations that were indistinguishable (4! for the I's, 4! for the S's, and 2! for the P's):

+11%21+%2F+%284%21%2A4%21%2A2%21%29+=+34650+