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Find the Specified Domain and Express It in Interval Notation f(x)=2x−5f ( x ) = 2 x - 5

Question 28

Multiple Choice

Find the specified domain and express it in interval notation.
-For f(x) =2x−5f ( x ) = 2 x - 5 and g(x) =x+8g ( x ) = \sqrt { x + 8 } , what is the domain of (fg) (x) \left( \frac { f } { g } \right) ( x ) ?


A) [0,∞) [ 0 , \infty )
B) (−8,∞) ( - 8 , \infty )
C) (−8,8) ( - 8,8 )
D) [8,∞) [ 8 , \infty )

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