Предмет: Алгебра, автор: DarinaBBek

Помогите решить эту задачку. ​

Приложения:

Ответы

Автор ответа: ajnurgurpeisova
0

Объяснение:

барлыгын ба казир шыгараин патом жиберем

Автор ответа: edilkyzy2002
0

Ответ:

1)2\sqrt{3} =\sqrt{4*3} =\sqrt{12} \\2) 5\sqrt{2} =\sqrt{25*2} =\sqrt{50} \\3)3\sqrt{5} =\sqrt{9*5} =\sqrt{45} \\4)4\sqrt{7} =\sqrt{16*7} =\sqrt{112}\\ 6)5\sqrt{92} =\sqrt{25*92} =\sqrt{2300} \\\\10) 0.5\sqrt{60} =\sqrt{0.25*60} =\sqrt{15}\\ 11) 0.3\sqrt{200} =\sqrt{0.09*200} =\sqrt{18} \\12)10\sqrt{0.07} =\sqrt{100*0.07} =\sqrt{7}

Объяснение:

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предложенных вариантов


1       Today he (has got / got) a message.


2       Last year we (have gone / went) abroad on
business-trip.


3       You (have attended / attended) this
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4       I (haven’t seen / saw) her since we moved
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5       Mr. Brown (was born / has been born) in
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6       On Monday our department (fulfilled / has
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7       Why (left /has left) the manager the
office so early?



8       (Have made / made) you your mind yet?


9       There (has been /was) nothing new in his
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1
My brother (has entered / entered) the
University this year.


 


Упражнение 3 Раскройте
скобки


1       We (to read) this text and (to do) all the
exercises already.



2       This month my mother (to get) a letter
from her sister.



3       Recently a group of our engineers (to
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4       She (not to change) her mind yet.


5       He (to leave) the office yet?


6       I (not to write) any messages in English
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7       (To watch) you this TV-programme?


8       My friends (to be) never to St. Petersburg
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9       Kate (to get) just a call.


10  (to work) you ever with this computer
programme?


 


Упражнение 4 Подберите
соответствующее обстоятельство времени.


1       He has played
football (yesterday \ this week).



2       She graduated from
the University (five years ago \ this year).



3       My friend has
(never \ last month) travelled by air.



4       Mrs. Glade was
(often \ ever) in her garden.



5       The parcel has
(just \ a week ago) arrived.



6       We haven’t seen
this new film (yet \ on Friday).


7       The secretary sent
several faxes (lately \ last week).



8       Mike didn’t write
his report (yet \ on the weekend).


9       When (have been \
were) you to this exhibition?



10  What (did leave \
have left) you on the shelf yesterday?