Determine Whether $\left( 3 , - \frac { 1 } { 2 } , - 1 \right)$

question 184

Multiple Choice

Determine whether $\left( 3 , - \frac { 1 } { 2 } , - 1 \right)$ is a solution of the system $\left\{ \begin{array} { l } x - 2 y - z = 5 \\3 x - 4 y + z = 10 \\5 x - 2 y + z = 15\end{array} \right.$ .

• A) not a solution
• B) solution

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Definitions:

Set-Point Theory

The theory that each individual has a genetically determined range of weight and temperature that their body will try to maintain to stay at optimal health.

Intrinsic Motivation

The drive to engage in an activity for its own sake, due to the inherent satisfaction and enjoyment it provides.

Motivation

The process that initiates, guides, and maintains goal-oriented behaviors, driving individuals to pursue and achieve goals.

Early Family Environment

The conditions, dynamics, and relationships within a family during the early years of an individual's life, which can influence their development.