Find the Composition $f ( x ) = x ^ { 2 } - 6$

question 53

Multiple Choice

Find the composition.
-If $f ( x ) = x ^ { 2 } - 6$ and $h ( x ) = \sqrt { x + 13 }$ , find $( h \circ f ) ( - 4 )$

• A) \(- 2 + \sqrt { 13 }\)
• B) 3
• C) \(- 4 \sqrt { 7 }\)
• D) \(\sqrt { 23 }\)

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