Find the Domain Of $$f ( x ) = \frac { x ^ { 2 } - 25 } { x ^ { 2 } + 3 x - 40 }$$

question 12

Multiple Choice

Find the domain of $$f ( x ) = \frac { x ^ { 2 } - 25 } { x ^ { 2 } + 3 x - 40 }$$ .

• A)all real numbers
• B)all real numbers except x = -8
• C)all real numbers except x = 5 and x = -8
• D)all real numbers except x = 8 and x = -5
• E)all real numbers except x = -5,x = 5 and x = -8

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