Предмет: Алгебра, автор: olegg7

Вычислите дискриминант уравнения 2x^2-x+11=0

Ответы

Автор ответа: CоняШарян

2

2x^2-x+11=0

D=1-88=-87

Ответ: нет корней

Автор ответа: Alinok28

2

D=1^2-4*2*11=-87

Уравнение при этом корней не имеет,так как D меньше 0

Предыдущий вопрос

Следующий вопрос

Интересные вопросы

Предмет: Окружающий мир, автор: анжик5

нужно придумать беседу о строительстве Санкт Петербурга между Петром Первым и мастеровым строителем города, Петром Первым и иностранцем

2 года назад

Предмет: Английский язык, автор: Sovushka55

Помогите пожалуйста мне нужно слишком краткое содержание для пересказа завтра первый урок если можно то побыстрее.
Once an Englishman came to Paris and stopped at a hotel. First of all he sent a telegram to her the address of the hotel, and then decided to see the town. He left the hotel his wife, telling several blocks, and walked along the street. He passed to the right and walked along another street He walked as far as the corner, crossed the street and turned to the left. He liked Paris very much In every street there was something inte He walked a long time, crossed many streets and turned many corners. It was already evening, and he wanted to go back. And only now he ized that he had lost his way. not remember the name of his hotel, or the street in which the hotel was. He tried to remember what turnings he had taken and what streets he had walked along, but could not. Wandering along the streets, he saw many hotels, but he could not find his hotel. What was to be done? It was already very late, and he was tired. The Englishman went into the first hotel he saw and took a room there. Before going to bed, he sent another telegram to his wife. The telegram said, "Send me my Paris address

2 года назад

Предмет: Русский язык, автор: M2asjaDikara

определите по школьному словарю иностранных слов происхождение слова аромат

2 года назад

Предмет: Химия, автор: dusenbaevnurmailru

HCI +CaCO3 химическая реакция

8 лет назад

Предмет: Русский язык, автор: hfccvh

Хелп даю 15 балов русский язык

8 лет назад