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[tex] \sqrt{2} + \sqrt{8} -3 \sqrt{2} =0[/tex]


Răspuns :

Salut,

√2+√8-3√2 = 0
√2+2√2-3√2 = 0
3√2-3√2 = 0
0 = 0 (A).



Succes!
[tex] \sqrt{2} + \sqrt{8}- 3 \sqrt{2} =0 \\\\ scriem \ \sqrt{8} \ ca \ 2 \sqrt{2} \\ \\ 1\sqrt{2} + 2\sqrt{2}- 3 \sqrt{2} =0 \\\\ 3 \sqrt{2}-3 \sqrt{2} =0 \ (Adevarat)[/tex]