Ответ:
(a-1)^3/3(a-1)^2=(a-1)/3
Объяснение:
a^3-3a^2+3a-1=(a-1)^3
3a^2-6a+3=3(a-1)^2
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Ответ:
(a-1)^3/3(a-1)^2=(a-1)/3
Объяснение:
a^3-3a^2+3a-1=(a-1)^3
3a^2-6a+3=3(a-1)^2