Cevaplar

2012-11-10T16:21:23+02:00

oksijen dir ..................................

0
2012-11-10T16:21:49+02:00

x3 iken 90g  y4 iken 10g  y 2,5    x 30     75g x=2,5x   y25g 10y   yani 5x 10 y   yani

 

 xy2

1 1 1