Question

HELPPPP!. . You have checked out b books from the library, where b is a number greater than 5. You plan to read three of the books and return them at the end of this week. In how many ways can you pick the books you will read first, second, and third?. . the choices are . . A. b3 ways. . B. b3- 3b2 + 2b ways. . C. b3 - 9b2 + 27b - 27 ways. . D. 5b - 3 ways

Answer 1

The best and most correct answer among the choices provided by your question is  the second choice or letter B which is "b3- 3b2 + 2b ways."

There are b choices for the first book, b-1 for the second, and b-2 for the third So multiply b(b-1)(b-2) to get your answer

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