Respuesta :

[tex]\frac{(1+2)^4}{\frac{56}{7}}[/tex][tex]\frac{(1+2)^4}{\frac{56}{7}}=\frac{3^4}{\frac{56}{7}}=\frac{81}{\frac{56}{7}}=\frac{81}{1}\times\frac{7}{56}=\frac{81\cdot7}{8\cdot7}=\frac{81}{8}[/tex]

Then, the simplified expression is 81/8