Ответ:
4) (a-1)(5a-2)
Объяснение:
5a(a-1)+2(1-a) = 5a(a-1)+2(-(a-1)) = 5a(a-1)-2(a-1) = (a-1)(5a-2)
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Ответ:
4) (a-1)(5a-2)
Объяснение:
5a(a-1)+2(1-a) = 5a(a-1)+2(-(a-1)) = 5a(a-1)-2(a-1) = (a-1)(5a-2)