Solve the Inequality $x ^ { 2 } - 3 x - 18 \leq 0$

question 92

Multiple Choice

Solve the inequality. Graph the solution set and write the solution set in interval notation.
- $x ^ { 2 } - 3 x - 18 \leq 0$

• A) \(( - \infty , - 3 ] \cup [ 6 , \infty )\)
• B) \([ - 3,6 ]\)
• C)\([ 6 , \infty )\)
• D) \(( - \infty , - 3 ]\)

---

Definitions:

Bobo Dolls

Inflatable dolls used in a series of experiments by psychologist Albert Bandura to study children's behavior after observing an adult model acting aggressively towards the doll.

Bandura

Albert Bandura is a psychologist known for his work on social learning theory and the concept of self-efficacy, which describes the role of observational learning, imitation, and modeling in personality development.

Continuous Reinforcement

A reinforcement schedule in operant conditioning where a behavior is rewarded every time it is performed.

Negative Reinforcement

A behavioral technique where the removal of an undesirable or unpleasant outcome after the display of a behavior increases the likelihood of the behavior being repeated in the future.