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Вопрос по алгебре:
Помогите Пожалуйста !
Даны множества: М = {5,4,6}, Р = {4,5,6}, Т = {5,6,7}, S = {4, 6}. Какое из утверждений неверно?
М ≠ Т. Верно или нет?
Р = Т. Верно или нет?
Р ≠ S. Верно или нет?
М = Р. Верно или нет?
Заранее СПАСИБО!-
Автор:
stormy
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Ответ:
М ≠ Т. ВерноР = Т. неверно Р ≠ S. Верно М = Р. Верно два множества равны если они состоят из одинаковых элементов
Еще 4 ненужных тебе вопроса, но это важно для поиска
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Вопрос по алгебре:
Нужно решение задачи. Моторная лодка прошла 105 км против течения и вернулась обратно, затратив на обратный путь на 8 часов меньше. Найдите скорость лодки в стоячей воде, если скорость течения - 4 км/ч?-
Ответов: 2
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Вопрос по алгебре:
1-й пешеход прошел 6км , а 2-й пешеход 5 км.Скорость 1-го на 1км/ч меньше,чем скорость 2-го. Найдите скорость 1-го пешехода,если он был в пути на 30 мин ольше 2-го.
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Ответов: 2
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Вопрос по английскому языку:
Помогите перевести текст, не успеваю совсем.
English Universities
All English universities except Oxford and Cambridge are fairly new. London University is the biggest of the modern English universities and has many colleges and schools.
A university usually has both faculties and departments. The faculties are arts, law, medicine, science and theology. The departments include engineering, economics, commerce, agriculture, music and technology.
At the head of each faculty there is a professor. A staff of teachers called lecturers help him. Professors and lecturers give lectures to large numbers of students or study with small groups, and here the students have a chance to discuss.
All universities admit men and women, but within some universities there are colleges specially for one sex. Most of the universities provide hostels for their students.
There are many types of colleges in England. There are colleges within universities. There are teachers' training colleges. There are also technical colleges of various types, colleges of arts and commerce. Colleges give a specialized training.
Those who wish to become teachers spend three years at a teachers' training college. They study various subjects and learn how to teach, they have practice lessons at schools.
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Ответов: 1
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Вопрос по английскому языку:
3. Сomplete these sentences.
Alexander Pushkin is the greatest Russian writer and poet. Alexander Pushkin (1)____________ on June 6, 1799 in Moscow. In 1811–1817 he was a (2) ____________at the Lyceum in Tsarskoe Selo near Saint Petersburg. He (3)___________________ in literature and he published his first poem at the age of 15. His most (4_________________) works are “Eugene Onegin” and “Ruslan and Lyudmila”. For many people Pushkin is their (5)_____________________ writer.-
Ответов: 1
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