Pomożecie z matmy ?
1) ( pierwiastek z 6 - 2 pierwiastek 3 ) do potegi 2
(√6-2√3)²=6-4√18+12=18-12√2=6(3-2√2)
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(√6-2√3)²=6-4√18+12=18-12√2=6(3-2√2)