Предмет: Алгебра, автор: Xristofer

знайдіть усі значення a, при яких рівняння l -x²+1 l = a
а) має точно 3 корені;
б) не має коренів;
в) має 4 кореня;
г)моє точно 2 корені.

Ответы

Автор ответа: volginnikita09
0
а: если х= корень2 -корень2 и 0 тогда а=1
б: при а меньше 0
в: если х= корень1 -корень1 просто 1 и -1, тогда а =0
г: при а больше 0
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