Скласти рівняння параболи, якшо вершина А(2;2), а рівняння директриси у+4=0 - №29862424

Скласти рівняння параболи, якшо вершина А(2;2), а рівняння директриси у+4=0
- Предмет:
  Математика
- Автор:
  flashcummings
- 6 лет назад

Ответы 1

y+4=0y=0-4y= —4—4+4=0
- Автор:
  robert17
- 6 лет назад
- 0
Добавить свой ответ

Еще вопросы

IV. ВЫБЕРИТЕ ПРАВИЛЬНЫЙ ВАРИАНТ.
1. What time … the match … tomorrow?
A. do … start B. is … start C. does … start
2. Water … at 100 degrees Celsius.
A. boil B. is boiling C. boils
3. Our company … mobile phones.
A. don‟t produce B. doesn‟t produce C. isn‟t produce
4. The Ob River … into the Arctic Ocean.
A. flows B. flow C. is flowing
5. Could you come here please? I … to talk to you.
A. am wanting B. want C. wants
6. We must be at the station at 3 o‟clock. Don‟t forget, the train … at 3.30.
A. is leaving B. leaves C. leave
7. I … this word. What … it …?
A. am not knowing; is …
meaning
B. do not know; does
… mean
C. do not know; is …
mean
8. Some people still think the Sun … round the Earth.
A. go B. goes C. is going
9. … it sometimes … in November?
A. Do … snows B. Is … snowing C. Does … snow
10. My sister never … meat. She is a vegetarian.
A. is eating B. eats C. doesn‟t eat
11. Sam usually … to bed at midnight.
A. goes B. go C. is going
12. I … this book. It‟s boring.
A. don‟t like B. am not liking C. doesn‟t like
13. We … to the gym.
A. do not often go B. are not often going C. not often go
14. What restaurant …?
A. usually do you go to B. do you usually go to C. are you usually
going to
15. Miss Jones teaches English … .
A. at the moment B. two times a week C. right now
V. РАСКРОЙТЕ СКОБКИ, ИСПОЛЬЗУЯ PRESENT SIMPLE ИЛИ
PRESENT CONTINOUOS.
1. Mike usually (play) football, but today he (play) tennis.
2. The professor (speak) five foreign languages. Right now he (speak) Dutch.
3. I (not drive) usually fast, but now I am late for work so I (drive) very fast.
4. She (not wear) red as a rule, but today she (wear) a red dress.
5. You usually (tell) me the truth, but now you (tell) a lie.
6. Be quiet! The photographer (watch) that bird. He (watch) birds in this park every
Sunday.
7. You (eat) fruit every day? What is the name of the fruit you (eat) now?
8. Max is not at home, he (wash) his car at the moment. He always (wash) it at
weekends.
9. My sister (play) the piano at every concert but she (not play) tomorrow.
10. Bob (go) to Spain at the moment. He always (go) abroad on holiday.
- Предмет:
  Английский язык
- Автор:
  craigabbott
- 6 лет назад
- Ответов:
  
  3
- Смотреть
Помогите, пожалуйста, очень надо.
Ответьте на все вопросы опираясь на текст

What happened on their dangerous way?
Where were they?
Were they successful?
- Предмет:
  Английский язык
- Автор:
  adeline
- 6 лет назад
- Ответов:
  
  1
- Смотреть
исследовать функцию у=х^3+2 и построить график
- Предмет:
  Математика
- Автор:
  amaris
- 6 лет назад
- Ответов:
  
  1
- Смотреть
Срочно! 4 Предложения в Past Simple и к одному из них все вопросы
- Предмет:
  Английский язык
- Автор:
  elsaca4h
- 6 лет назад
- Ответов:
  
  1
- Смотреть

How much to ban the user?

1 hour 1 day 100 years