An Augmented Matrix That Represents a System of Linear Equations

question 19

Multiple Choice

An augmented matrix that represents a system of linear equations (in variables x, y, and z) has been reduced using Gauss-Jordan elimination. Write the solution represented by the augmented matrix.

• A) x = 0, y = 0, z = 0
• B) x = -5x, y = -4y, z = -3z
• C) x = -5, y = -3, z = -4
• D) x = 5, y = 3, z = 4
• E) x = -5, y = 0, z = 0

---

Definitions:

Brain

An organ of the central nervous system in humans and other vertebrates that is responsible for perception, cognition, emotion, and action.

Behaviors

The actions or reactions of individuals or groups in response to external or internal stimuli, often studied in psychology and behavioral sciences.

Mind-Body Question

A philosophical inquiry into how mental states, events, and processes relate to physical states and processes in the body.

Physical Brain

The tangible, biological organ contained within the skull, responsible for neurological functions and cognitive processes.