If $f ( x ) = 11 x + 7$ And $g ( x ) = x ^ { 2 } - 2 x$

question 56

Multiple Choice

If $f ( x ) = 11 x + 7$ and $g ( x ) = x ^ { 2 } - 2 x$ , find $( f \circ g ) ( x )$ .

• A) \(( f \circ g ) ( x ) = 11 x ^ { 2 } - 22 x + 7\)
• B) \(( f \circ g ) ( x ) = x ^ { 2 } + 9 x + 7\)
• C) \(( f \circ g ) ( x ) = 11 x ^ { 3 } - 15 x ^ { 2 } - 14 x\)
• D) \(( f \circ g ) ( x ) = x ^ { 2 } + 13 x + 7\)

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