Solve the System A) $\{ ( 2 , - 4,8 ) \}$

question 242

Multiple Choice

Solve the system.
- $$\begin{array} { l } \frac { 2 } { x } + \frac { 5 } { y } + \frac { 1 } { z } = - \frac { 3 } { 8 } \\\frac { 8 } { x } + \frac { 1 } { y } - \frac { 2 } { z } = 4 \\\frac { 1 } { x } + \frac { 1 } { y } - \frac { 3 } { z } = \frac { 5 } { 8 }\end{array}$$

• A) \(\{ ( 2 , - 4,8 ) \}\)
• B) \(\{ ( 2 , - 4 , - 8 ) \}\)
• C) \(\left\{ \left( \frac { 1 } { 2 } , - \frac { 1 } { 4 } , \frac { 1 } { 8 } \right) \right\}\)
• D) \(\left\{ \left( \frac { 1 } { 2 } , - \frac { 1 } { 4 } , - \frac { 1 } { 8 } \right) \right\}\)

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Definitions:

Depression

A psychiatric condition marked by a persistent feeling of sadness, lack of interest, and can lead to a variety of emotional and physical problems.

Mania

A mental state characterized by excessive excitement, energy, and euphoria, often seen in bipolar disorder.

Psychopathy

A personality disorder characterized by fearlessness; lack of empathy, guilt, and remorse; the use of deceit; and coldheartedness.

Fearlessness

A quality of being unafraid to face danger or challenges.