Ответ учителя по предмету Алгебра
х^6-х⁴-х²+1
метод группировки.
(х^6-х⁴)-(х²-1) т.к внесли в скобки.
выносим.
х⁴(х²-1)-1(х²-1)
(х⁴-1)*(х²-1)
(х²-1)*(х²+1)*(х-1)*(х+1)
(х-1)(х+1)(х²+1)(х-1)(х+1)
(х-1)²*(х+1)²*(х²+1)
если что то )( там умножение!
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