Mathematics, 24.06.2021 07:40 krisbarnett5353
Khi giải hệ phương trình tuyến tính XA = B với det(A)≠0 bằng cách dùng ma trận nghịch đảo. Công thức nghiệm của hệ là
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Khi giải hệ phương trình tuyến tính XA = B với det(A)≠0 bằng cách dùng ma trận nghịch đảo. Công thức...
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