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✨ Best Answer ✨

1. 6x5x4
2. 5x4
3. 100x99
4. 7x6
5. 5x4x3x2x1
6. 7x6x5x4x3x2x1

ひびき

(1) 10P4
(2) 2x5!
(3) 3!x4!
(4) 6!
(5) 125

これ3回目
どこの塾のしゅくだいなんですか?

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