Răspunsuri

2014-06-07T18:42:56+03:00
0,(3)=3/9=1/3

x/ |x-1|+|x+3| =1/3

3x=|x-1|+|x+3|
3x=x-1+x+3
3x=2x+2
3x-2x=2
x=2
1 1 1