Find a Unit Vector in the Direction of the Given $\left[ \begin{array} { r } 13 \\ - 26 \end{array} \right]$

question 39

Multiple Choice

Find a unit vector in the direction of the given vector.
- $\left[ \begin{array} { r } 13 \\ - 26 \end{array} \right]$

• A)
• \(\left[\begin{array}{l}
• \frac{1}{\sqrt{5}} \\
• \frac{2}{\sqrt{5}}
• \end{array}\right]\)
• B)
• \(\left[\begin{array}{c}
• \frac{1}{\sqrt{5}} \\
• -\frac{2}{\sqrt{5}}
• \end{array}\right]\)
• C)
• \(\left[\begin{array}{c}
• \frac{1}{\sqrt{3}} \\
• -\frac{2}{\sqrt{3}}
• \end{array}\right]\)
• D)
• \(\left[\begin{array}{r}
• \frac{1}{5} \\
• -\frac{2}{5}
• \end{array}\right]\)

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Definitions:

Mills

Factories or plants that process and manufacture products from raw materials.

Marginal Returns

The additional output produced as a result of utilizing one more unit of input, which can decrease as more units are added.

Labor

The physical and mental effort used in the production of goods and services.

Capital

Resources or assets that are used in the production of goods and services, including physical assets like machinery and buildings, and intangible assets like patents.