Question

Rezolvati inecuatia (x-radical din 3) mai mic sau=cu 3-radical din 27

Answer 1

x-√3≤3-√27⇔x-√3≤3-3√3⇔x≤3-3√3+√3⇔x≤3-2√3⇔x∈(-∞,3-2√3)