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Find the Domain and Range Of f(x)=1x2+4f ( x ) = \frac { 1 } { x ^ { 2 } + 4 }

Question 9

Multiple Choice

Find the domain and range of f(x) =1x2+4f ( x ) = \frac { 1 } { x ^ { 2 } + 4 }


A) Domain: (,2) (2,2) (2,) ( - \infty , - 2 ) \cup ( - 2,2 ) \cup ( 2 , \infty ) Range: (,) ( - \infty , \infty )
B) Domain: (,) ( - \infty , \infty ) Range: (,) ( - \infty , \infty )
C) Domain: (,) ( - \infty , \infty ) Range: (0,) ( 0 , \infty )
D) Domain: (,2) (2,2) (2,) ( - \infty , - 2 ) \cup ( - 2,2 ) \cup ( 2 , \infty ) Range: [0,) [ 0 , \infty )

Correct Answer:

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