Solve. Use Interval Notation to Express the Range

question 88

Multiple Choice

Solve. Use interval notation to express the range.
-The formula C = 0.5x + 18 represents the estimated future cost of yearly attendance at State University, where C is the cost in thousands of dollars x years after 2010. Use a compound inequality to determine in which years attendance costs will range from 22 to 24 thousand dollars.

• A) [2017, 2021]
• B) [2018, 2022]
• C) [2019, 2023]
• D) [2019, 2021]

---

Definitions:

Cognitive Dissonance

The psychological discomfort experienced when holding two or more conflicting beliefs, ideas, or values at the same time.

Displays

Gestures that are used like nonverbal punctuation marks, such as pounding your fist on the table.

Facial Expressions

The movements or positions of the face that convey emotions, intentions, or reactions, serving as a powerful form of nonverbal communication.

Grapevine

A network within the informal organization that communicates incomplete, but usually somewhat accurate information.