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Вопрос по алгебре:
5x² - 4x = 0
Помогите решить пожалуйста-
Автор:
sheldonduke
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Еще 4 ненужных тебе вопроса, но это важно для поиска
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Вопрос по английскому языку:
Помогите с Английским языком 27 баллов
This wonderful music brings . . . so many happy memories from my youth.
Выберите один ответ:
round
up
out
back
Who . . . the telephone?
Выберите один ответ:
Discovered
Found out
invented
She got a . . . as a nurse.
Выберите один ответ:
Job
Career
Work
Don’t worry! It’s impossible to finish your homework at once. Take it . . .
Выберите один ответ:
on and on
again and again
step by step
By the age of 8 I . . . learning to swim.
Выберите один ответ:
hadn’t started
wasn’t started
didn’t start
hadn’t been starting
We worked really hard and understood that if a person keeps to their goals, they will . . .
Выберите один ответ:
Reach
Manage
Achieve
Succeed
Albert Einstein . . . the Nobel Prize in Physics in 1921 but received it only in 1922.
Выберите один ответ:
Won
Gained
Achieved
Earned
My parents went . . . how important it is to get ready for my exams.
Выберите один ответ:
again and again
on and on
round and round-
Ответов: 4
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6 лет назад
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Вопрос по геометрии:
1.прямоугольная трапеция с основаниями 6 и 10 и большей боковой стороной 5 вращается вокруг большей стороны. Найдите площадь поверхности тела вращения( Число pi=3) (С рисунком, если можно)
2. Решите уравнение
(2sin x+ sqrt(x )) * log3(tgx)=0
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Ответов: 1
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6 лет назад
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Вопрос по английскому языку:
1)
1. They (start) work at 9:00 a m.
16. He (talk) on the phone right now.
3. They (redecorate) their house this week
4. He (take) a shower, has breakfast and (go) to school.
5 He (take) his cat to the vet tomorrow.
6. She (live) in Moscow
7 Tom (catch) the train to work every morning
8. He (clean) his room every Sunday.
9. Fred (work) for the company for ten weeks.
10. They (buy) a new car.
11 Kate (leave) the sports club late yesterday.
12 Nike usually (come) home, (change) his clothes and (go) out again
13. The children (walk) to school al 8:00 a m. yesterday
14 Ann (go) to Bob's house at 5 in the afternoon.
15 I (do) my homework while my brother (play) a computer game for
2)
1. When I (be) young, I (think) Mary (be) nice — but now I (think) she's fantastic.
2. Jill (walk) home when she (see) her husband's car outside the cinema
3. Look there! Sue and Tim (run) to school.
4. Jack's father (not work) in London — he (not speak) English.
5. Joe (buy) a car yesterday.
6. Their father often (go) to rock concerts.
7. While you (sleep), mother (arrive).
8. I (listen) to the radio while Mary (cook) dinner
9. You (buy) this book yesterday?
10. Last Friday Jill (go) home early because she (want) to see a film.
11. When your brother usually (get) home in the evening?
12 Jane always (bring) us a nice present.
13. What those people (do) in the middle of the road?
14. You (read) this book?
15. While Fred (sleep), Judy (watch) TV.-
Ответов: 1
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6 лет назад
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Вопрос по физике:
Определите количество N фотонов, испускаемых за промежуток времени t = 1,0 источником света мощностью P = 100 Вт, ели длина волны излучаемого света лямбда = 2,0 мкм.-
Ответов: 1
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6 лет назад
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