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prove-that-w-N-n-1-n-2-




Question Number 146173 by zakirullah last updated on 11/Jul/21
prove that      w = ((N!)/(n_1 ! n_2 !))
$$\mathrm{prove}\:\mathrm{that}\:\:\:\:\:\:\mathrm{w}\:=\:\frac{\mathrm{N}!}{\mathrm{n}_{\mathrm{1}} !\:\mathrm{n}_{\mathrm{2}} !} \\ $$

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