Mathematics, 02.04.2020 00:57 rimcdaniel2

Which operation transformed matrix I to matrix Il?
1 2 1 5
0 1 2 5
12 7 8/25
1 2 1 5
- 0 1 2 5
0 3 6 15
-3R3+ R1 R3
5R3-1 → R3
3R2 R3
-2R1+R3 R3

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Which operation transformed matrix I to matrix Il?
1 2 1 5
0 1 2 5
12 7 8/25
...