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2√3(3√2+5√3)-6(√6+2)

Răspuns :

[tex]2 \sqrt{3} (3 \sqrt{2} + 5 \sqrt{3} ) - 6( \sqrt{6} + 2)[/tex]

[tex] = 6 \sqrt{6} + 10 \sqrt{9} - 6 \sqrt{6} - 12[/tex]

[tex] = 10 \times 3 - 12[/tex]

[tex] = 30 - 12[/tex]

[tex] = 18[/tex]

6√6+30-6√6-12=18. Succes