Предмет: Алгебра, автор: vanyabrawlstars228

помогите пжжпжпжп(с решением)

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Автор ответа: okolitsa
0
Решение на фотографии
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Автор ответа: Agelast
0

Ответ:

Объяснение:

1) y²+4y+4=0

(y+2)²=0

y+2=0

y=-2

2) x²-8x+16=0

(x-4)²=0

x-4=0

x=4

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