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Mathematics, 17.02.2021 21:50 ks970065

Perform the indicated row operation: 2 −1 −4 7
−1 2 1 −1
0 10 8 2
equation
2 −1 −4 7

0 10 8 2

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Perform the indicated row operation: 2 −1 −4 7
−1 2 1 −1
0 10 8 2
equation
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