Question

Разложите на множители
1) (a-b)^2-a^2+2ab-b^2
2) a^2-b^2-(a-b)^2
3) (m+2n)^3-m+4n^2
4) (c-2y)^2+c^3-6c^2y+12cy^2-8y^3
5) (x+3y)^3-x^3-9x^2y-27xy^27y^3

Answer 1

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