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Calculati:
a)
[tex](1 - \sqrt{2} ) \times (3 - \sqrt{2}) = [/tex]
b)
[tex]( \sqrt{8} + \sqrt{2} + \sqrt{3} ) \times (3 \sqrt{2} + [/tex]
[tex] \sqrt{12} - \sqrt{27} ) = [/tex]