Let $f ( x ) = \sqrt { x } , g ( x ) = x + 2$

question 66

Multiple Choice

Let $f ( x ) = \sqrt { x } , g ( x ) = x + 2$ . Find the composite function which expresses the given correspondence correctly.
$\sqrt [ 4 ] { x }$

• A) \(\quad ( f \circ f ) ( x )\)
• B) \(\quad ( g \circ f ) ( x )\)
• C) \(\quad ( g \circ g ) ( x )\)
• D) \(\quad ( f \circ g ) ( x )\)
• E) none of the above

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