Question

Calcule o valor racional de x/x+1/x+1/x , para x=3

Answer 1

12/ 12 e o valor racional

Answer 2

x/x+1/x+1/x, para x=3 
x/x+1/x+1/x= 
2+2/x= 
2+2/3= 
6+2/3= 
8/3