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Aduceti expresia la o forma mai simpla:
([tex]\sqrt{6}[/tex]+[tex]\sqrt{5}[/tex])-[tex]\sqrt{80}[/tex]+1,(5)-2020°


Răspuns :

[tex](\sqrt6+\sqrt5)-\sqrt{80}+1,(5)-2020^0= \\ =\sqrt6+\sqrt5-4\sqrt5+1,(5)-1=\\=\sqrt6-3\sqrt5+0,(5)[/tex]