Разложите на множители выражения:
1) (a-b)x^2 + 2(a-b)x + a -b;
2) (m+n)a^2 - 2(m+n)a + m+n.
1) (a-b)x^2 + 2(a-b)x + a -b;
2) (m+n)a^2 - 2(m+n)a + m+n.
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Verified answer
(a-b)(x+1)^2(m+n)(a-1)^2
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2)ma(2)+na(2)-2ma-2na+m+n=а(2)*(m+n)-2а*(m+n)+m+n=(m+n)*(а(2)-2а+1)