Given the following matrix A, find an invertible matrix U so that A is equal to UR, when R is the reduced row-echelon form of A: You can resize a matrix (when appropriate) by clicking and dragging the bottom-right corner of the matrix. 0 4 -4 -8 20 A 1-3 3 3 -12 0-34 5 -17 000 U = 0 0 0 0 0 0

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