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[tex](2 \sqrt{3)} {}^{2} [/tex]
va rog ajutati-ma​


Răspuns :

[tex]\it (2\sqrt3)^2=2^2\cdot(\sqrt3)^2=4\cdot3=12[/tex]

(2V3)^2 = 2^2 × (V3)^2 = 4 ×3=12