Find the Domain of the Rational Function $$h ( x ) = \frac { x + 4 } { x ^ { 2 } + 4 x }$$

question 139

Multiple Choice

Find the domain of the rational function.
- $$h ( x ) = \frac { x + 4 } { x ^ { 2 } + 4 x }$$

• A) \(\{ x \mid x \neq - 2 , x \neq 2 \}\)
• B) all real numbers
• C) \(\{ x \mid x \neq - 2 , x \neq 2 , x \neq - 4 \}\)
• D) \(\{ x \mid x \neq 0 , x \neq - 4 \}\)

---

Definitions:

Congestion

A state of being overcrowded and full to the point of causing blockage or dysfunction, often used in reference to traffic or nasal passages.

Transitional Expressions

Words or phrases used to smoothly connect ideas between sentences and paragraphs, enhancing flow.

Comparison

The act of evaluating two or more entities to identify their similarities and differences.

Contrast

The state of being strikingly different from something else in juxtaposition or close association.