va rog dau 5 stele si coroana.
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Răspuns:
[tex] - 6 \sqrt{6} - 3 \sqrt{3} [/tex]
Explicație pas cu pas:
[tex]2 \sqrt{6} + 3 \sqrt{3} - \sqrt{6} + 3 \sqrt{3} - 3 \sqrt{6} - 9 \sqrt{3} \\ 2 \sqrt{6} + 3 \sqrt{3} - 5 \sqrt{6} + 3 \sqrt{3} - 9 \sqrt{3} \\ - 6 \sqrt{6} - 3 \sqrt{3} [/tex]