Предмет: Алгебра, автор: Levsharov

Разложение алгебраическое выражение 125b^9+27d^3

Ответы

Автор ответа: kolove

1

125b^9+27d^3=(5b^3)^3+(3d)^3=(5b^3+3d)*((5b^3)^2-(5b^3)*3d+(3d)^2)=(5b^3+3d)*(25b^6-15db^3+9d^2)

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