Разложите на множители:
а) 2x^3-2xy^2-6x^2+6y^2
2x^2(x-3)-2y^2(x-3)=(x-3)(2x^2-2y^2)
2x^3-2xy^2-6x^2+6y^2=-2*(x-3)*(y-x)*(y+x)
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Answers & Comments
2x^2(x-3)-2y^2(x-3)=(x-3)(2x^2-2y^2)
2x^3-2xy^2-6x^2+6y^2=-2*(x-3)*(y-x)*(y+x)