Find the Composition $f ( x ) = 7 x ^ { 2 } + 4 x$

question 76

Multiple Choice

Find the composition.
-If $f ( x ) = 7 x ^ { 2 } + 4 x$ and $g ( x ) = 2 x$ , find $( f \circ g ) ( x )$

• A) \(7 x ^ { 2 } + 6\)
• B) \(28 x ^ { 2 } + 8 x\)
• C) \(14 x ^ { 3 } + 8 x ^ { 2 }\)
• D) \(14 x ^ { 2 } + 8 x\)

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