Răspunsuri

2014-05-12T20:29:13+03:00
⇒(4x-2)/(3x+5)≥-4
4x-2≥-4(3x+5)
4x+12x≥-60+2
16x≥-58
x≥-58/16 simplificam⇒x≥-29/8
x≥-3,625
x∈[-3,625; +α}