Question

Daca x si y sunt numere rationale care verifica egalitatea x radical de 2 + y=3+ radical de 18 , atunci x supra y = ??

Answer 1

[tex]x\sqrt{2}+y=3+\sqrt{18}\\ x\sqrt{2}+y=3+3\sqrt{2}\\ x=2\ si \ y=3\\ \frac{x}{y} = \frac{2}{3} [/tex]