Respuesta:
[tex] \frac{3}{5} [/tex]
Explicación paso a paso:
[tex] \frac{1}{ 1 + \frac{1}{ 1 + \frac{1}{2} } } [/tex]
Solucion:
[tex] = \frac{1}{ 1 + \frac{1}{ \frac{3}{2} } } \\ \\ = \frac{1}{1 + \frac{2}{3} } \\ \\ = \frac{1}{ \frac{5}{3} } \\ \\ = \frac{3}{5} [/tex]
