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(2radical3+1)×(radical3-2)

Răspuns :


[tex](2 \sqrt{3} + 1) \times ( \sqrt{3} - 2) = \\ \\ 6 - 4 \sqrt{3} + \sqrt{3} - 2 = \\ \\ (6 - 2) + ( - 4 \sqrt{3} + \sqrt{3}) = \\ \\ 4 - 3 \sqrt{3} [/tex]