👤

8.Calculeaza:a)(-√63):√14

8Calculeazaa6314 class=

Răspuns :

[tex]- \sqrt{63} : \sqrt{14} =- \sqrt{3 ^{2}*7 } : \sqrt{2*7} =-3 \sqrt{7/(2*7)} =-3: \sqrt{2} =-3 \sqrt{2} /2[/tex]