In Exercises 8590, usethe matrix capabilities of a graphing utility to write
Chapter 8, Problem 85(choose chapter or problem)
In Exercises 8590, usethe matrix capabilities of a graphing utility to write theaugmented matrix corresponding to the system ofequations in reduced row-echelon form. Then solve thesystem. 3x 3y 12z 6x y 4z 22x 5y 20z 10x 2y 8z 4
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