1)x^2+2xy+y^2
2)x^3-y^3
3)x^2+2xy+y^2
4)(x-y)(x+y)
5)(y-x)(y+x)
6)(k+m)(k^2-km+m^2)
7)(x-y)(x^2+xy+y^2)
8)(k+m)^2
9)(x+y)^2
10)-x^2-2xy-y^2
11)k^2-m^2
12)(x-y)^3
13)x^2-2xy+y^2
14)тут наверно ошибка но если раскрыть скобки выходит x^3-2xy^2+y^3
15)(x+y+z)^2
Ответ:
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12) ----
13)
14)
15)
Объяснение:
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Answers & Comments
1)x^2+2xy+y^2
2)x^3-y^3
3)x^2+2xy+y^2
4)(x-y)(x+y)
5)(y-x)(y+x)
6)(k+m)(k^2-km+m^2)
7)(x-y)(x^2+xy+y^2)
8)(k+m)^2
9)(x+y)^2
10)-x^2-2xy-y^2
11)k^2-m^2
12)(x-y)^3
13)x^2-2xy+y^2
14)тут наверно ошибка но если раскрыть скобки выходит x^3-2xy^2+y^3
15)(x+y+z)^2
Ответ:
1)![x^{2} +2xy+y^{2} x^{2} +2xy+y^{2}](https://tex.z-dn.net/?f=x%5E%7B2%7D%20%2B2xy%2By%5E%7B2%7D)
2)![x^{3} -y^{3} x^{3} -y^{3}](https://tex.z-dn.net/?f=x%5E%7B3%7D%20-y%5E%7B3%7D)
3)![x^{2} +2xy+y^{2} x^{2} +2xy+y^{2}](https://tex.z-dn.net/?f=x%5E%7B2%7D%20%2B2xy%2By%5E%7B2%7D)
4)![(x-y)(x+y) (x-y)(x+y)](https://tex.z-dn.net/?f=%28x-y%29%28x%2By%29)
5)![(y-x)(y+x) (y-x)(y+x)](https://tex.z-dn.net/?f=%28y-x%29%28y%2Bx%29)
6)![(k+m)(k^{2}-km+m^{2}) (k+m)(k^{2}-km+m^{2})](https://tex.z-dn.net/?f=%28k%2Bm%29%28k%5E%7B2%7D-km%2Bm%5E%7B2%7D%29)
7)![(x-y)(x^{2} +xy+y^{2}) (x-y)(x^{2} +xy+y^{2})](https://tex.z-dn.net/?f=%28x-y%29%28x%5E%7B2%7D%20%2Bxy%2By%5E%7B2%7D%29)
8)![(k+m)^{2} (k+m)^{2}](https://tex.z-dn.net/?f=%28k%2Bm%29%5E%7B2%7D)
9)![(x+y)^{2} (x+y)^{2}](https://tex.z-dn.net/?f=%28x%2By%29%5E%7B2%7D)
10)![-x^{2} -2xy-y^{2} -x^{2} -2xy-y^{2}](https://tex.z-dn.net/?f=-x%5E%7B2%7D%20-2xy-y%5E%7B2%7D)
11)![k^{2}-m^{2} k^{2}-m^{2}](https://tex.z-dn.net/?f=k%5E%7B2%7D-m%5E%7B2%7D)
12) ----
13)![x^{2} -2xy+y^{2} x^{2} -2xy+y^{2}](https://tex.z-dn.net/?f=x%5E%7B2%7D%20-2xy%2By%5E%7B2%7D)
14)![x^{3}-y^{3} x^{3}-y^{3}](https://tex.z-dn.net/?f=x%5E%7B3%7D-y%5E%7B3%7D)
15)![(x+y+z)^{2} (x+y+z)^{2}](https://tex.z-dn.net/?f=%28x%2By%2Bz%29%5E%7B2%7D)
Объяснение: