1)Х(2х-2)
2)х(5-х)
3)х(х-2)-3
4)х(х-5)-6
5)(х-10)(х+10)
6)(2х-5)(2х+5)
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Answers & Comments
2)5x-x^2=x(5-x)
3)x^2-2x-3=(x-3)(x+1)
4)x^2-5x-6=(x-6)(x+1)
5)x^2-100=(x-10)(x+10)
6)4x^2-25=(2x-5)(2x+5)
1)Х(2х-2)
2)х(5-х)
3)х(х-2)-3
4)х(х-5)-6
5)(х-10)(х+10)
6)(2х-5)(2х+5)