SOLUTION: how to find out the rank of the matrix. 0 1 2 -2 4 0 2 6 2 1 3 1

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Question 647250: how to find out the rank of the matrix.
0 1 2 -2
4 0 2 6
2 1 3 1
Answer by aaronwiz(69) About Me  (Show Source):
You can put this solution on YOUR website!
Hi, my name is Aaron I am in 10th grade and im in honors trig/pre-calc. Are you trying to find the determinant?