1) 4+4n+4n^2=
2)x^3+9x+27x+27=
3)k^3+k^2-k-1=
4)4x(y^2-9)+4x^2(y^2-9)-9+y^2=
5)(x-1)(x^2+8x+16)-6(x+4)=
6)x^2+xy+2x+2y=
РЕШИТЕ

scullboy1 scullboy1    1   22.04.2020 10:25    0