Simplify the Rational Expression $$\frac { 81 - x ^ { 2 } } { x ^ { 2 } - 13 x + 36 }$$

question 86

Multiple Choice

Simplify the rational expression. If the rational expression cannot be simplified, so state.
- $$\frac { 81 - x ^ { 2 } } { x ^ { 2 } - 13 x + 36 }$$

• A) \(- \frac { x + 9 } { x + 4 }\)
• B) \(- \frac { x - 9 } { x - 4 }\)
• C) \(- \frac { x + 9 } { x - 4 }\)
• D) \(\frac { x + 9 } { x - 4 }\)

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