Question

Rezolvati inecuatia N* : 3 · ( x - 1 ) ≥ 44 : 11 .

Answer 1

3*(x-1)≥44:11
3x-3≥4
3x≥7
x≥7/3 (≈2,3)
x∈N*⇒x∈{3,4,5,6,7,8,...}

Answer 2

3(x-1)≥4
3x-3≥4
3x≥4+3
3x≥7
x≥7/3
S={3,4,.....}