Simplify Assume That All Variables Represent Any Real Number $$\sqrt { x ^ { 2 } + 18 x + 81 }$$

question 89

Multiple Choice

Simplify. Assume that all variables represent any real number.
- $$\sqrt { x ^ { 2 } + 18 x + 81 }$$

• A) \(x + 9\)
• B) \(- x - 9\)
• C) \(| x + 9 |\)
• D) \(- | x + 9 |\)

---

Definitions:

Mistake of Law

An error made by a person in understanding the law as it pertains to their actions, which generally is not considered a defense in criminal law.

Duress

A situation where someone acts against their will or is forced into an agreement or decision under pressure or threat.

Improper Threat

A form of coercion that is illegitimate or unethical, used to induce another party to act in a manner they otherwise would not.

Assertion

An assertive declaration of truth or conviction.