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Mathematics, 25.07.2021 14:00 lukels1983

Câu 1 (1,0 điểm): a) Tìm số mũ của 2 và 5 trong khai triển của 300! Từ đó hãy cho biết 300! có tận cùng bao nhiêu chữ số 0.
b) Chứng minh rằng: với mọi số nguyên dương n, n! không chia hết cho 2n.

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Câu 1 (1,0 điểm): a) Tìm số mũ của 2 và 5 trong khai triển của 300! Từ đó hãy cho biết 300! có tận...

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