Simplify Complex Rational Expressions
- $$\frac { 1 - \frac { 1 } { x } } { 1 + \frac { 1 } { x } }$$

Multiple Choice

Simplify Complex Rational Expressions
- $$\frac { 1 - \frac { 1 } { x } } { 1 + \frac { 1 } { x } }$$

A) $\frac { x - 1 } { x + 1 }$
B) $\frac { x + 1 } { x - 1 }$
C) $x - 1$
D) $x + 1$ ) x