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

question 227

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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