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calculati: 2√1440 - 4√2 x ( √180 - 3√8) urgentttttttttttt

Răspuns :

[tex]2 \sqrt{1440} - 4 \sqrt{2} \times ( \sqrt{180} - 3 \sqrt{8} )[/tex]

[tex] = 2 \times 12 \sqrt{10} - 4 \sqrt{2} \times (6 \sqrt{5} - 3 \times 2 \sqrt{2} )[/tex]

[tex] = 24 \sqrt{10} - 4 \sqrt{2} \times (6 \sqrt{5} - 6 \sqrt{2} )[/tex]

[tex] = 24 \sqrt{10} - 24 \sqrt{10} + 24 \sqrt{4} [/tex]

[tex] = 24 \times 2[/tex]

[tex] = 48[/tex]