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Find the Composite Function f(g(x))f ( g ( x ) )

Question 3

Multiple Choice

Find the composite function f(g(x) ) f ( g ( x ) ) . f(u) =1u,g(x) =x+3f ( u ) = \frac { 1 } { u } , g ( x ) = x + 3


A) f (g(x) ) = 1x+3\frac { 1 } { x + 3 }
B) f (g(x) ) = 1x+3\frac { 1 } { x } + 3
C) f (g(x) ) = x+3+1xx + 3 + \frac { 1 } { x }
D) f (g(x) ) = 1+3x1 + \frac { 3 } { x }

Correct Answer:

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