Ответ по предмету Алгебра: Решите примеры: 1) (2/5n+1)^2 2) (x-2/3y)^2 3) a/b-b/a

Предмет: ОБЖ, автор: rino15

Подберите одну чрезвычайную ситуацию техногенного характера, имевшую широкий общественный резонанс. Укажите причину ее возникновения и перечислите последствия.

5 лет назад

Предмет: Английский язык, автор: andrewgureev

1. She is … air traffic controller. *
1 балл
a
an
the
-

2. How long …? – More than 10 years already. *
1 балл
are you flying
do you fly
have you been flying
did you fly

3. … a flight to Paris tonight? *
1 балл
Is there
Is it
Is
It is

4. It is … terrible weather. *
1 балл
a
an
the
–

5. It is … winter for 20 years. *
1 балл
the more bad
the worse
worse
the worst

6. The airplane … for take-off when the crew … the right engine fire warning. *
1 балл
accelerated … received
was accelerating … received
accelerated … was receiving
was accelerating … was receiving

7. The boarding gates … about 10-20 minutes before take-off. *
1 балл
are closing usually
are usually closing
usually close
close usually

8. The pilot initiated … to FL 100. *
1 балл
an immediate descent
an immediately descent
to descend immediately
for immediate descent

9. What…? *
1 балл
the crew requested
requested the crew
did the crew request
was the crew requested

10. What was the problem? Why … divert to Helsinki? *
1 балл
did they have to
had they to
must they
they had to

11. The pilot reported … . *
1 балл
to the Tower about the incident
the incident to the Tower
the Tower about the incident
the Tower the incident

12. The airplane …a flock of birds; one of the birds … into the engine. *
1 балл
encountered … ingested
was encountered … was ingested
encountered … was ingested
was encountered … ingested

13. How many flying hours … per month ? *
1 балл
have you
do you have
you have got
are you having

14. Good! I … work tomorrow. *
1 балл
mustn’t
haven’t to
don’t have to
needn’t to

15. … to Paris last week? *
1 балл
Have you flown
Did you fly
Were you flying
Have you been flying

16. Whose mistake … to the incident? *
1 балл
led
did it lead
did lead
was led

17. I think David … the job. He has a lot of experience. *
1 балл
is getting
gets
will get
get

18. Have you decided where to go for your holiday? – Yes, I … my parents in Sochi. *
1 балл
will visit
am going to visit
visit
visited

19. When encountering turbulence, pilots ... to report such conditions as soon as practicable *
1 балл
should
would
ought
could

20. The weather … to improve. The rain has stopped, and the wind isn’t as strong. *
1 балл
is starting
starts
is started
was starting

21. Flight plans … 60 minutes before departure. *
1 балл
submit
are submitting
submitted
are submitted

22. When we arrived at the airport, … a long queue at the check-in counter. *
1 балл
it was
there was
was
–

23. There’s the man … tried to hijack the airplane. *
1 балл
which
what
who
–

24. Pilots … comply immediately with all TCAS RAs *
1 балл
can
must
may
could

25. All the passengers … escape before the airplane erupted into flames. *
1 балл
could
were able to
would
might

5 лет назад

Предмет: Английский язык, автор: Sasssssssttyyuu

Англ мова, дуже потрібно

5 лет назад

Предмет: Математика, автор: 10128

Найти произвидение числа 35 и17 103и 9

9 лет назад

Предмет: Математика, автор: cvashinka

а) 4,31 - x = 5,18. Прошу краткого обьяснения

9 лет назад

Решите примеры:1) (2/5n+1)^22) (x-2/3y)^23) a/b-b/a

Ответы

Решите примеры:
1) (2/5n+1)^2
2) (x-2/3y)^2
3) a/b-b/a