Ответ:
7y^2+y-8/7y-7=7y^2+8y-7y-8/7(y-1)=y•(7y+8)-(7y+8)/7(y-1)=(7y+8)(y-1)/7(y-1)=7y+8/7
(7y+8)/7
Объяснение:
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Ответ:
7y^2+y-8/7y-7=7y^2+8y-7y-8/7(y-1)=y•(7y+8)-(7y+8)/7(y-1)=(7y+8)(y-1)/7(y-1)=7y+8/7
Ответ:
(7y+8)/7
Объяснение: