Mathematics · Matrices
On using the elementary row operation R1 → R1 - 3R2 in the matrix equation 4233 = 12032011, we get:
- 142-5-7 = 12-3-32011
- 2-5-733 = 121-72011
- 3-5-733 = 1203-1-311
- 4-5-733 = 1-7032011✓
Correct answer
-5-733 = 1-7032011
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