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Question
Evaluate `|(10041,10042,10043),(10045,10046,10047),(10049,10050,10051)|`
Solution
Applying the elementary transformation
R2 → R2 - R1, R3 → R3 - R2 we get
`|(10041,10042,10043),(4,4,4),(4,4,4)|` = 0 ....(R2 ≡ R3)
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