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Mathematics, 15.06.2021 14:00 YoungKukie24

Cho phương trình: x1 + x2 + x3 + x4 + x5 = 30 (*) a. Tìm số nghiệm nguyên không âm của phương trình (*)
b. Tìm số nghiệm nguyên không âm của phương trình (*) thỏa: x2 ≤7 và x3 ≤12
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Cho phương trình: x1 + x2 + x3 + x4 + x5 = 30 (*) a. Tìm số nghiệm nguyên không âm của phương trình...
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