Respostas

2014-03-06T01:18:50-03:00
Tire o minimo e depois faca operacoes algebricas
2c/x+1 + c/x-1 = minimo de x+1 e x-1 = x+1+x-1

2cx-1 + cx+1 / x+1+x-1 = 2c+c/2 = 3c/2