Предмет: Алгебра, автор: Аноним

Доведіть тотожність (358-359).
(2a+1)²
=1
(2a-1)²+8a

Ответы

Автор ответа: wieslawlozickip5w1nd

0

Ответ:

Объяснение:

(2a+1)²=1((2a-1)²+8a

L = (2a+1)² = 4a²+4a+1

P=1(2a-1)²+8a = 1(4a²-4a+1)+8a= 4a²-4a+1+8a=4a²+4a+1

L=P

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