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[3supraradical3-(0,4+radical3)]*10
AJUTATI-MA VA ROG FRUMOS!


Răspuns :

[3/√3-(0,4+√3)]x10=
[3√3/3-4/10-√3)x10=simplificam
(√3-2/5-√3)x10=
10√3-20/5-10√3=-20/5=-4