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Mathematics, 22.10.2021 19:00 raquelrivera03

Bài 1. Cho ma trận 1

A= 1

1

1

2 1

1

2

-1

Chứng minh A khả nghịch. Tim ma trận nghịch đảo của Á


Bài 1. Cho ma trận 1 A= 1 1 1 2 1 1 2 -1 Chứng minh A khả nghịch. Tim ma trận nghịch đảo của Á

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Bài 1. Cho ma trận 1

A= 1

1

1

2 1

1
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