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For the Pair of Functions, Find the Indicated Sum, Difference f(x)=3x+5,g(x)=9x−16f ( x ) = \sqrt { 3 x + 5 } , g ( x ) = \sqrt { 9 x - 16 }

Question 269

Multiple Choice

For the pair of functions, find the indicated sum, difference, product, or quotient.
- f(x) =3x+5,g(x) =9x−16f ( x ) = \sqrt { 3 x + 5 } , g ( x ) = \sqrt { 9 x - 16 }
Find (fg) (x) ( f g ) ( x ) .


A) (3x+5) (9x−16) ( \sqrt { 3 x + 5 } ) ( \sqrt { 9 x - 16 } )
B) (3x+5) (9x−16) ( 3 x + 5 ) ( 9 x - 16 )
C) (3x+5) (3x−4) ( 3 x + 5 ) ( 3 x - 4 )
D) (3x−4) (3x+5) ( 3 x - 4 ) ( \sqrt { 3 x + 5 } )

Correct Answer:

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