Ответ:
Объяснение:
корни x=-3 x -1, \\\\\\\\+\\\\\\\\\|(-3)____-___(-1)\\\\\\+\\\\\\\ ,
отв. (-~;-3), (-1;+~)
корни x=1, x=2, _____+____[1]\\\\\\\-\\\\\\\\[2]____+____ ,
отв. [1;2]
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Ответ:
Объяснение:
корни x=-3 x -1, \\\\\\\\+\\\\\\\\\|(-3)____-___(-1)\\\\\\+\\\\\\\ ,
отв. (-~;-3), (-1;+~)
корни x=1, x=2, _____+____[1]\\\\\\\-\\\\\\\\[2]____+____ ,
отв. [1;2]