November 2021 0 6 Report
3. Преобразуйте в многочлен: a) (x-4y)(x+4y)-(y-5x)(5x-y)
б) (c+d)(c-d)(d^2+c+^2)
4.Решите уравнение:
2x(x+2)+x^2+8=0
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