Mathematics, 15.06.2021 04:50 elizabethxoxo3271

Cho toán tử tuyến tính f: R3 - R3, f (x, y,z) = (2x; -x+y; 11y-z) a) Chứng minh f là một ánh xạ tuyến tính

b) Cho cơ sở B = ( u1(3;2;1), u2(-2;1;2), u3(1;2;-2) ). Tìm ma trận ánh xạ tuyến tính của (f)B

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Cho toán tử tuyến tính f: R3 - R3, f (x, y,z) = (2x; -x+y; 11y-z) a) Chứng minh f là một ánh xạ tuy...