SOLUTION: Solve the system using an augmented matrix in the reduced row echelon form. Be sure to
show all elementary row operations.
x+y+z=-1
x-y+5z=1
zx+y+z=-4
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-> SOLUTION: Solve the system using an augmented matrix in the reduced row echelon form. Be sure to
show all elementary row operations.
x+y+z=-1
x-y+5z=1
zx+y+z=-4
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Question 1134301: Solve the system using an augmented matrix in the reduced row echelon form. Be sure to
show all elementary row operations.
x+y+z=-1
x-y+5z=1
zx+y+z=-4 Answer by MathLover1(20850) (Show Source):
Make zeros in column except the entry at row , column (pivot entry).
Subtract row from row:
Subtract row multiplied by from row
Make zeros in column except the entry at row, column (pivot entry).
Divide row by :
Subtract row from row :
Add row to row :
Make zeros in column except the entry at row, column(pivot entry).
Add row to row :
Divide row by :
Add row multiplied by to row
Answer: the reduced row echelon form is
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