hmoney29381 hmoney29381

23-01-2024
Mathematics

contestada

If n objects are arranged in a row, then the number of ways of selecting three objects so that no two of them are next to each other is
(A) (n - 2)(n - 3)(n - 4)/6
(B) n–2C3
(C) n–3C3 + n–3C2
(D) All of these

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