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Divide and Simplify x29x÷7x+21x3\frac { x ^ { 2 } - 9 } { x } \div \frac { 7 x + 21 } { x - 3 }

Question 133

Multiple Choice

Divide and simplify.
- x29x÷7x+21x3\frac { x ^ { 2 } - 9 } { x } \div \frac { 7 x + 21 } { x - 3 }


A) (x3) 27x\frac { ( x - 3 ) ^ { 2 } } { 7 x }
B) 7x(x3) 2\frac { 7 x } { ( x - 3 ) ^ { 2 } }
C) (x3) 2x\frac { ( x - 3 ) ^ { 2 } } { x }
D) 7(x+3) 2x\frac { 7 ( x + 3 ) ^ { 2 } } { x }

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