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[tex]15 \sqrt{50} [/tex] : [tex]3 \sqrt{2} [/tex]

Răspuns :

Descompui cu bara 50
si 50= 5√2
si dupa ai : 15·5√2:3√2=75√2:3√2=25√2 
[tex]15 \sqrt{50} :3 \sqrt{2} =15 \sqrt{2*25} :3 \sqrt{2} =15* \sqrt{2}* \sqrt{25} :3 \sqrt{2}=[/tex][tex]15*5* \sqrt{2}:3 \sqrt{2} =75 \sqrt{2} :3 \sqrt{2} =25[/tex]