Question

(2a-b)(4a^2+2ab+b^2)
решите пример​

Answer 1

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

Answer 2

Ответ:

(2а-b)*(4a²+2ab+b²)=8a³+4a²b+2ab²-4a²b-2ab²-b³=8а³+4a²b-4a²b+2ab2-2ab²-b³=8a³-b³

Ответ 8а³-b³