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Find the Domain and Range of the Function f(x)=x2+4f ( x ) = x ^ { 2 } + 4

Question 480

Multiple Choice

Find the domain and range of the function.
- f(x) =x2+4f ( x ) = x ^ { 2 } + 4


A) Domain: (−∞,∞) ( - \infty , \infty ) ; range: (−4,∞) ( - 4 , \infty )
B) Domain: (−4,∞) ( - 4 , \infty ) ; range: (−∞,∞) ( - \infty , \infty )
C) Domain: (−∞,∞) ( - \infty , \infty ) ; range: [4,∞) [ 4 , \infty )
D) Domain: (4,∞) ( 4 , \infty ) ; range: (−∞,∞) ( - \infty , \infty )

Correct Answer:

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