Determine Where the Function Is Increasing and Where It Is $$f ( x ) = x ^ { 2 } - 8 x$$

question 167

Multiple Choice

Determine where the function is increasing and where it is decreasing.
- $$f ( x ) = x ^ { 2 } - 8 x$$

• A) increasing on \(( - \infty , 4 )\)
• decreasing on \(( 4 , \infty )\)
• B) increasing on \(( - \infty , - 4 )\)
• decreasing on \(( - 4 , \infty )\)
• C) increasing on \(( 4 , \infty )\)
• decreasing on \(( - \infty , 4 )\)
• D) increasing on \(( - 4 , \infty )\)
• decreasing on \(( - \infty , - 4 )\)

---

Definitions:

Oregon Vocational Interest Scales

A psychometric instrument used to assess individuals' career and vocational interests to guide them in their career planning.

Holland Scale Dimension

Refers to one of six personality types—Realistic, Investigative, Artistic, Social, Enterprising, and Conventional—proposed by John Holland in his theory of career and vocational choice.

Adventure Career Type

A career path characterized by a high level of dynamism, risk-taking, and the seeking of new experiences and challenges.

Social Dimension

Aspects of life and interactions that involve the organization, structure, and dynamics of societies or communities.