Find a row echelon form or a reduced row echelon form, as indicated, for the given matrix.
-Find a reduced row echelon form for the matrix. 
Definitions:
Nutrients
Substances obtained from food that are essential for supporting body functions and maintaining health, including vitamins, minerals, and macros like fats, proteins, and carbohydrates.
Germs
Microorganisms, especially those that are pathogenic, causing diseases.
Oxygen
A chemical element essential for human life, involved in the respiratory process of converting biochemical energy from nutrients into ATP.
Fetal Brain Activity
The process of neural development and functioning in the brain of a fetus, critical for healthy cognitive and physiological development.
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