Предмет: Алгебра, автор: tartaglia278

ПОМОГИТЕ ПОЖАЛУЙСТА

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Автор ответа: bozenkovanasta

0

табличка: $\left[\begin{array}{ccc}x&0&1,5\\y&-3&0\end{array}\right]$

а)1)при х=1, у=-1

при х=2, у=1

б)у>0 при х=(-∞;1,5)

в)у<0 при х=(1,5;+∞)

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