Question

Determinati numerele naturale x care sunt solutii a inecuatilor:x+1,6<5,42

Answer 1

x<5.42-1.6
x< 3.82
x apartine (0,1,2,3)

Answer 2

x + 1,6 < 5,42 
          x < 5,42 - 1,6 = 3,82  =>  x ∈ {0;1;2;3} ⊂ N