1.
x(x-2)(x+1)=x²(x-1)
2.
a) 3x-3y+x²y-xy²
б) a³-8
1)
2) a)
б)
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Answers & Comments
2. А) =3(х-у)+ху(х-у)=(х-у)(3+ху)
Б) = (а-2)(а в квадрате+2а+4)
1)
2) a)
б)