Предмет: Математика, автор: igri8952

пожалуйста поможіть рішить ​

Приложения:

Ответы

Автор ответа: ebojko281
0

Ответ:

1) -1

2) -29,1

3) -14

4) 0,17647058823529413

5) 0,4444444444444444

6) 0,1

Пошаговое объяснение:

Я не уверен что ето все правильно

Автор ответа: medvedeva240811
0

Ответ:

1)0,8×(-5)×(-0,125)×(-2)=-(0,8×5×125×2)=-(4×0,125×2)=-(0,5×2)=-1

2)-2,91×5×(-20)×(-0,1)=2,91×5×20×0,1=2,91×5×2=2,91×10=29,1

3)-5/6×1 1/5×14=-1/3×7=-7/3

4)2 1/9×(-3/17)×(-9/19)=19/9×(-3/17)×(-9/19)=3/17

5)-1 1/7×(-8/9)×(-7/16)=-8/7×(-8/9)×(-7/16)=-8/9×1/2=-4/9

6)-2/3×1/4×(-1 1/3)×(-9/20)=-2/3×1/4×(-4/3)×(-9/20)=-1/3×3/10=-1/10

Пошаговое объяснение:

надеюсь что все правильно

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2C
Pre-intermediate Solutions workbook.pdf
1 USE OF ENGLISH Read the text about BASE jumping and
choose the correct answers (a-c) to complete gaps 1-5.
Listening
Adrenaline junkies
I can listen for key words and antonyms.
1 a alike
2 a However
3 a part
4 a thanks
5 a invented
BASE
...
2D
b like
b Otherwise
b place
b because
b decided
BASE jumping is an extreme sport. It is
to skydiving,
but there are important differences. Firstly, the jumps are
much lower - usually no more than six hundred metres.
And secondly, there is no aircraft. 2 participants jump
from some kind of bridge, building or cliff. The first BASE
jump took ³ in 1912 in New York, when Frederick Law
jumped from the Statue of Liberty. In the 1960s and 70s,
the sport became more popular, partly 4 to film-maker
Carl Boenish. He made documentaries about BASE jumping
and also s of the name. He died in 1984 while he was
jumping in Norway. BASE jumping is a thrilling experience,
but it is very risky too.
jumping
22 Unit 2 Adventure
c similar
c Instead
C off
c according
c thought
M
Listening Strategy
The information that you need to understand in the
recorded text may be expressed differently in the task.
4 Unfortunately, it is expensive.
• Listen out for synonyms of key words in the task. Key
words are content words such as adjectives, nouns
and verbs.
• Also listen out for ways in which words with the
opposite meaning, or negative verbs, correspond with
key words in the task.
It's rather cold today. >> It isn't very warm today.
We won the match. >> We didn't lose the match.
21.07 Read the Listening Strategy. Then listen to Alex
talking about wingsuit flying. Write the words he uses
instead of the underlined words.
1 He spent a long time trying to find the right sport.
2 He disliked team games when he was a teenager.
3 He thinks wingsuit flying is a great feeling.
Grammar
Contrast: post simple and pa
3
C
B
A
Auchay
Speaker
Speaker
Speaker

1.08 Listen to three other people talking about the
extreme sports in the photos above. Match speakers 1-3
with photos A-C.
Unit 2 Adventure 21
4
1.08 Listen again. Are these sentences true (T) or false
(F)? To help you, listen for synonyms or antonyms of the
underlined words.
Speaker 1
1 When he first saw the sport, he thought it looked
impossible.
2 He thinks the sport feels worse when you're actually
doing it.
Speaker 2
5 He was familiar with the sport before he went to
Nicaragua.
6 He found the experience not very exciting,
3 She wanted a sport that was physically difficult.
4 She often thinks about the risks involved in her sport.
Speaker 3
88
2