Ответ по предмету Алгебра: Решение систем уравнений второй степени

Предмет: Экономика, автор: Akobinsi9

Единство экономического содержания отношений владкния распоряжения возникает, когда:
а) Предпрениматель использует в производстве не принадлежащие ему средства производства
b) собственник делегирует право использовать свои средства производства менеджеру
C) предпринимателей использует и распоряжается собственными средствами производства

5 лет назад

Предмет: Биология, автор: Аноним

ПОМОГИТЕ ПОЖАЛУЙСТА КТО ДЕЛАЛ
Какие из элементов содержания, проверяемых на ЕГЭ (из кодификатора ФИПИ по биологии за 2020 г.), помимо КЭС 2.7, учителю целесообразно отработать с обучающимися на лабораторных работах по митозу и мейозу? Выберите три правильных ответа.
КЭС 4.4 «Распознавание (на рисунках) органов растений»
КЭС 3.8. «Методы выведения новых сортов растений, пород животных, штаммов микроорганизмов. Значение генетики для селекции»
КЭС 7.3 «Биологическое разнообразие, саморегуляция и круговорот веществ – основа устойчивого развития экосистем»
КЭС 4.5 «Многообразие растений. Основные отделы растений»
КЭС 3.3 «Эмбриональное и постэмбриональное развитие организмов»
КЭС 4.2 «Бактерии – возбудители заболеваний растений, животных, человека»

5 лет назад

Предмет: Английский язык, автор: vanapetrov84

1. You_______ hard today. (work)

work
are working

2. We don’t have______snow in winter.

much
many

3. I_______ there two years ago.

lived
have lived

4. If you_______me your flight details, I will meet you at the airport tomorrow.

will send
send

5. The windows in my house_______ every 6 months.

are washed
washes

6. Have you started exercising_______?

just
yet

7. What was you doing when I phoned you?

were you
are you

8. My job would be much easier if I_________an assistant.

had
have

9. Have you_________been to any art exhibition?

never
ever

10. Sorry, I didn’t have________ __________.

money enough
enough money

11. ______ you _______________________ (go) to the cinema tomorrow?

Did you go
Will you go

12. Jessica ___________________(work) as an engineer for 25 years. Now she’s retired.

worked
has worked

13. Alex ____________________(teach) German for 15 years. He loves his job.

taught
has taught

14. My mother said she _______________(speak) to Johanna yesterday.

speaks
spoke
has spoken

15. Goat cheese _________________(make) from goat milk.

made
is made

16. Derek _____________ flowers for his mom every Mother’s day.

buys
to buy
will bought
buying

17. We usually _____________ to the beach with our friends every week.

have gone
going
goes
go

18. The Sun _____________ in the east and _____________ in the west.

rising, setting
rises, sets
rise, set
to rise, to set

19. Tom and Linda _____________ the subway train to work every day.

takes
took
take
have taken

20. Shh! Be quiet the baby _____________ now.

sleeps
has slept
are sleeping
is sleeping

21. The Prime Minister _____________ a speech in the television right now.

is giving
was give
are giving
given

22. Lauren and Sarah _____________ Spanish with Mrs. Andersen right now

are studying
is studying
will study
studied

23. It __________ in the mountains when we got up yesterday.

snowed
was snowing
will be snowing

24. When I__________, I realized that it was getting dark.

was waking up
woke up

25. _________on the sofa at 5,30 yesterday?

Did he lie
Was he lying

26. In England it often rains _________spring.

at
on
in

27. My grandma started learning English _________the age of 40.

at
on
in

28. Both my little brother and I were born _________the same month

at
on
in

29. We have Maths_________Tuesdays, Thursdays and Fridays.

at
on
in

30. We all left _________the same time.

at
on
in

5 лет назад

Предмет: Математика, автор: МиРа1111111111

Школы интерната закупили 240 тетрадей ручек на 160 меньше чем тетрадей а альбомов в 3 раза больше чем ручек сколько альбомов купили для школы интернета Реши задачу с записью вопросов.

9 лет назад

Предмет: Алгебра, автор: Бананчикк

Решите уравнение:
49^(2x+1.7)=1/7

9 лет назад

Решение систем уравнений второй степени

Ответы