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Find the Domain h(x)=x2−49h ( x ) = \sqrt { x ^ { 2 } - 49 }

Question 15

Multiple Choice

Find the domain. h(x) =x2−49h ( x ) = \sqrt { x ^ { 2 } - 49 }


A) (7,∞) ( 7 , \infty )
B) (−∞,49]∪[49,∞) ( - \infty , 49 ] \cup [ 49 , \infty )
C) (−∞,−7) ∪(7,∞) ( - \infty , - 7 ) \cup ( 7 , \infty )
D) (−∞,−7]∪[7,∞) ( - \infty , - 7 ] \cup [ 7 , \infty )
E) (−7,7) ( - 7,7 )

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