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Today, 16:01

in how many ways can the first and second place in a battle of the bands be arranged if 8 bands practice?

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Answers (2)
  1. Today, 16:25
    0
    = 28

    Solution:

    C (n, r) = ?

    C (n, r) = C (8,2)

    =8! (2! (8-2) !)

    = 28
  2. Today, 17:06
    0
    The correct answer would be 28
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