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Mathematics, 15.06.2021 07:30 ayeletstrauss
Trong không gian vector R3 cho hai hệ U và V
U=(u1=(7,2,5); u2=(2,1,3);u3=(3,1,3))
V=(v1=(8,2,1); v2=(9,2,1);v3=(-1,7,4))
a. Chứng tỏ U, V là hai cơ sở của R3 ?
b. Cho x=(9,2,-3) tìm tọa độ x theo cơ sở V?
c. Tìm P u-->v và P v-->u?
d. Sử dụng công thức đối tọa độ,tìm tọa độ của x theo cơ sở V?
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Answers: 1
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Trong không gian vector R3 cho hai hệ U và V
U=(u1=(7,2,5); u2=(2,1,3);u3=(3,1,3))
V=(v1...
V=(v1...
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