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1. Find the row rank3 4 1 23 2 1 47. 6 2 5​

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Answer:

You NEED to FIND the side SIZE of the biggest square submatrix with non-zero determinant. ORIGINALLY ANSWERED: How do I find rank of a 3x4 matrix using minor method? Expand your matrix and evaluate the minors. The first non-zero minor gives you the rank.



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