Chapter 10 - Section 10.6 - Radical Equations and Problem Solving - Exercise Set - Page 732: 84

$\frac{x+y}{x-y}$

$\frac{\frac{1}{y}+\frac{1}{x}}{\frac{1}{y}-\frac{1}{x}}$ $\frac{x*y}{x*y}*\frac{\frac{1}{y}+\frac{1}{x}}{\frac{1}{y}-\frac{1}{x}}$ $\frac{\frac{x*y}{y}+\frac{x*y}{x}}{\frac{x*y}{y}-\frac{x*y}{x}}$ $\frac{\frac{x}{1}+\frac{y}{1}}{\frac{x}{1}-\frac{y}{1}}$ $\frac{x+y}{x-y}$