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Mathematics, 21.06.2021 18:50 Hrjohnson2004

Giải phương trình vi phân: y’’ - 2y’ + y = e^x + 2xe^-1 thoả y(0)= 1, y’(0) = -1

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Giải phương trình vi phân: y’’ - 2y’ + y = e^x + 2xe^-1 thoả y(0)= 1, y’(0) = -1...

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