Inéquations réductibles au premier degré
Série 3

Résoudre

ex[1]=((2x+1)/(x-2)≤(2x-5)/(x+1));
ex[2]=((8x-1)/(2x-4)<2);
ex[3]=((x-3)^2 /(x+1)≤x);
ex[4]=(x/(x+3)-2/(x+1)>1);
ex[5]=((x+1)^2/(x+5)>0);
ex[6]=( (x-4)^2>0);
ex[7]=(-7/(5-6x)≤2);
ex[8]=((-3x)/(x-3)≥(1));
ex[9]=( (7-3x)/(2x) ≤-3);
ex[10]=( (x+1)(2x-3)≤ (4x^2-9));
Do[Print[i,") ",ex[i]],{i,10}]

Solutions:

Do[sol[i]=Ensemble[ex[i],x];
Print[i," ) S = ",sol[i]],{i,10}]