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To determine how many ways five books can be arranged on a shelf, you calculate the factorial 5!, which equals 120.
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To determine how many ways five books can be arranged on a shelf, you calculate the factorial 5!, which equals 120.
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Related words
factorial
IPA(Pronunciation)
Noun
Japanese Meaning
階乗 - 1からその数までの連続する整数の積を意味する数学的概念。例えば、5!は1×2×3×4×5＝120となる。 / 数学および組み合わせ論で使用され、感嘆符（!）で表記される演算
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