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Mathematics, 06.12.2020 14:00 xchnemymp

If A = 2 −2 7

4 6 3

; find matrix X such that

X+A=O where O is a null matrix.

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Answers: 2

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If A = 2 −2 7

4 6 3

; find matrix X such that

X+A=O where O is a n...
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