Разложите на множители:
1) x*(m-n)+3*(m-n)
2) 2x-2y+ax-ay
1) х*(m-n)+3*(m-n)=(m-n)*(x+3)
2)2x-2y+ax-ay=2*(x-y)+a*(x-y)=(x-y)*(2+a)
хm-хn+3m-3n=(m-n)*(x+3)
2(x-y)+a(x-y)=(x-y)*(2+a)
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Answers & Comments
1) х*(m-n)+3*(m-n)=(m-n)*(x+3)
2)2x-2y+ax-ay=2*(x-y)+a*(x-y)=(x-y)*(2+a)
хm-хn+3m-3n=(m-n)*(x+3)
2(x-y)+a(x-y)=(x-y)*(2+a)