Perform the Operations and Simplify $\left[ \frac { x ^ { 2 } } { 9 } \cdot \frac { 3 ( x + 4 ) } { x ^ { 2 } + 7 x } \right] \div \frac { x } { x + 7 }$

question 128

Multiple Choice

Perform the operations and simplify. $\left[ \frac { x ^ { 2 } } { 9 } \cdot \frac { 3 ( x + 4 ) } { x ^ { 2 } + 7 x } \right] \div \frac { x } { x + 7 }$

• A) \(\frac { x ^ { 2 } ( x + 4 ) } { 3 ( x + 7 ) ^ { 2 } } , x \neq - 3 , x \neq 0\)
• B) \(\frac { x + 7 } { 4 x } , x \neq - 4 , x \neq 0\)
• C) \(\frac { x ^ { 2 } ( x + 4 ) } { x + 7 } , x \neq 0 , x \neq 3\)
• D) \(\frac { x + 4 } { 3 } , x \neq - 7 , x \neq 0\)
• E) \(\frac { 4 ( x + 7 ) } { 21 } , x \neq 0 , x \neq 4\)

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