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Автор - aksyazatcepina

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Ответ

Проверено экспертом

Автор - Evgenia4836

(8a³-b³)+(4a²+2ab+b²)= (2a-b)(4a²+2ab+b²)+(4a²+2a+b²)= (4a²+2ab+b²)(2a-b+1)

Ответ

Проверено экспертом

Автор - mefody66

Ответ:

Объяснение:

8a^3 - b^3 + 4a^2 + 2ab + b^2 = (2a)^3 - b^3 + ((2a)^2 + 2ab + b^2) =

= (2a - b)((2a)^2 + 2ab + b^2) + ((2a)^2 + 2ab + b^2) =

= ((2a)^2 + 2ab + b^2)(2a - b + 1) = (4a^2 + 2ab + b^2)(2a - b + 1)

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