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Ajuuuuuuuuuuuuuuuutooorrrrrrr....dau coroana!!! va rog mult!

Ajuuuuuuuuuuuuuuuutooorrrrrrrdau Coroana Va Rog Mult class=

Răspuns :



[tex]\it \sqrt3\left(\sqrt{108}-\dfrac{9}{\sqrt3}\right)-(-\dfrac{1}{2})\cdot(-2)^3=(\sqrt{324 -9})-\dfrac{1}{2}\cdot8 = \\\;\\ \\\;\\ =(18-9)-4=9-4=5[/tex]