+0  
 
0
19
1
avatar+1839 

The system of equations
\frac{xy}{x + y} = 1, \quad \frac{xz}{x + z} = 1, \quad \frac{yz}{y + z} = 2
has exactly one solution. What is $z$ in this solution?

 Jul 9, 2024

0 Online Users