Determine the Domain of the Function $$f ( x ) = \frac { x ^ { 2 } - 9 } { x ^ { 2 } + 4 x + 3 }$$

question 67

Multiple Choice

Determine the domain of the function $$f ( x ) = \frac { x ^ { 2 } - 9 } { x ^ { 2 } + 4 x + 3 }$$ .

• A)Domain: all real numbers except x = -3 and 1
• B)Domain: all real numbers except x = 1
• C)Domain: all real numbers except x = -3 and -1
• D)Domain: all real numbers except x = 3 and 1
• E)Domain: all real numbers

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Definitions:

Nonrestrictive

Used to describe modifiers, especially clauses, that provide additional information without limiting or defining the subject.

Restrictive Clause

A clause that limits or defines more closely the subject it modifies, essential to the meaning of the sentence.

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A cuisine that combines elements of Mexican and Texan food, known for its use of melted cheese, meat, and spices.

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Guacamole is a traditional Mexican dip made from mashed avocados, onions, tomatoes, and seasoning, often enjoyed with chips or as a condiment.