Решите неравенство
X+1/1-3x-1/3>0 3(x+1)-(1-3x)/3(1-3x)>0 3x+3-1+3x/3(1-3x)>0 6x+2/3(1-3x)>0 2(3x+1)/3(1-3x)>0 {2(3x+1)>0 {3(1-3x)>0 {2(3x+1)<0<br>{3(1-3x)<0<br> {x>-1/3 {x<1/3<br> {x<-1/3<br>{x>1/3 x∈ (-1/3; 1/3)