math-alg

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8. In how many ways can 12 books be displayed on a shelf if 15 books are available?: *

A. 455

B. 479001600

C 2.17945728 x 1011

2730

  • math-alg -

    Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in a another post. Thank you.

  • math-alg -

    b?

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