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Mathematics, 14.06.2021 08:30 yasminothman02

Cho hệ các vecto U= {(1,2,1); (0,-1,0); (2,3,2); (1,0,1)} a) tìm số chiều và một cơ sở W của không gian con sinh bởi hệ vecto U
b) tìm tham số k để u=(2,3,k^2+1) là một tổ hợp tuyến tính của W, suy ra [u]w
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Cho hệ các vecto U= {(1,2,1); (0,-1,0); (2,3,2); (1,0,1)} a) tìm số chiều và một cơ sở W của không...
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