Автор - demon013

(4+y)^2-y(6+y)>0
решите неравенства

Ответ

Автор - ник121

(4+y)²-y(6+y)>0

16+y²+8y-6y-y²>0

2y>-16

y>-8

y∈(-8; +∞)

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