Предмет: Математика, автор: anna1476

решите неравинство 2)5(и-1)+14<6-и 4) 4(и+3)<3(и-1) ,6)3/5 (и-2/3)<и+7,6

Ответы

Автор ответа: тто

2) 5и+9 <-и+6
6и <-3
и <-1/2
и (-бесконечность; -1/2)
4) 4и+12 <3и-3
и <-15
и (-бесконечность; -15)
6) 3/5и-2/5 <и+7,6
Извини нет времени дорешать))))

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Химия, автор: hilppo556

Помогите пожалуйста!!!

7 лет назад

Предмет: Английский язык, автор: nik173701

Помогите с английским

Write the correct verb forms and explain your choice (Present Simple, Present Continuous, Past Simple).

1. They (watch) TV at the moment.
2. My mum __ (not cook) dinner last night.
3. What your sister (to do) every Sunday? – She (to meet) with her friends.
4. She (write) letters to her mother every week.
5. I (go) to bed at ten o'clock yesterday.
6. You (interrupt) me. I hate it.
7. I __ (walk) to school because there weren't any buses.
8. They __ (not dance) at the party.
9. My brother __ (travel) to Ireland last summer.
10. Where your uncle (to work)? – He (to work) at school.
11. He usually (to sleep) well. But last night he (to sleep) badly.
12. Your friend (to do) his homework now?
13. You (to get) up early on Sunday? – Yes. But last Sunday I (to sleep) till ten o’clock.
14. I __ (lose) my watch in the park.
15. How many lessons you (to have) every day?
16. Your brother (to be) a teacher? – Yes, he (to become) a teacher two years ago.
17. Father (sit) on the sofa now.
18. Listen. The telephone (ring).
19. I (be) a student, I (study) at the University.
20. When you (to leave) the office yesterday?
21. His brother (to come) yesterday? – No, he (not to come). He (to be busy).
22. Look at Tom. He (ride) a horse.
23. Tom (not play) computer games yesterday.
24. Her father (not to watch) TV at the moment. He (to sleep) because he (to be) tired.
25. He often (watch) birds in autumn.
26. Don’t ask me now. I (write) an exercise.
27. She (to be) ill now. She (to eat) an ice-cream yesterday.
28. My sister (not to play) the piano now. She (to play) the piano in the evening.
29. I (to sit) in the waiting room at the dentist’s now.
30. My father (not to work) at the shop.

7 лет назад

Предмет: География, автор: ahverdievsaid2

Природные зоны занимающие наибольшую территорию в Ю.Амер
ике

7 лет назад

Предмет: Математика, автор: ИСЛАМГАЛИЕВA

с прямоугольного участка земли шириной 200 метров и длиной 300 метров собрали 180 центнеров ржи Сколько центнеров ржи получили С одного гектара

10 лет назад

Предмет: Алгебра, автор: LP17042000

На рисунке показано, как изменялась температура воздуха на протяжении одних суток. По горизонтали указано время суток, по вертикали — значение температуры в градусах Цельсия. Найдите разность между наибольшим и наименьшим значениями температуры во второй половине суток. Ответ дайте в градусах Цельсия.

10 лет назад