Hard Permutation and Combination: Book Distribution Problem | IIT JEE, CAT, SAT, GRE, GMAT

Описание: Learn how to solve permutation and combination problem on number of ways to distribute four different books among four students so that the number of students who may not receive any book is no more than 1.

Question:
In how many ways can four different books be distributed among four students such that the number of students who do not receive a book is no more than one?

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