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Fie inecuatia: 5x - 3 ≥ -23, x ∈ Ζ_.
a) Determinati multimea solutiilor inecuatiei;
b) Determinati solutiile inecuatiei mai mici decat -2


Răspuns :

a)5x-3_>-23=>5x_>-23+3=>5x_>-20=>x_>-20/5=>x_>-4=>S={-4,-3,-2,-1...}. b)S={-3,-4}