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Mathematics, 16.06.2021 16:10 Donlito6997
Cho các hệ vector u1=(1,2,2), u2=(0,-1-1), u3=(1,0,0), u4=(2,3,3)
a) tìm số chiều và một cơ sở W của không gian con sinh bởi hệ vector u
b) tìm tham số k để u=(2,3,k^2 +1) là một tổ hợp tuyến tính của W từ đó suy ra [u]w
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Cho các hệ vector u1=(1,2,2), u2=(0,-1-1), u3=(1,0,0), u4=(2,3,3)
a) tìm số chiều và một cơ sở W củ...
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