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:

Facilitative Factor

An element or condition that aids and promotes the successful achievement of a goal or the completion of a process.

Carrying Out Tasks

The execution or performance of specific duties or activities as part of a job or project.

Evaluating Outcome

The process of assessing the results or impacts of actions or interventions, usually within the context of projects, programs, or treatments.

Behavioral Rehearsal

A technique used in therapy and training where individuals practice desired behaviors in a safe environment to improve their skills.