Предмет: Математика, автор: miroshnichenkomarian

Дослідити функцію та побудувати графік: у= 3х - х3​

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Автор ответа: Dgkdtjclhvkyulvlu
1

график выглядите вот так

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Предмет: Английский язык, автор: chaikayaroslaw11
ПОЖАЛУЙСТА ПОМОГИТЕ ДАЮ 100 БАЛЛОВ!!!!
VOCABULARY
1 Complete the text with a suitable word in each
gap. The first letters are given.
Everywhere I look, there is pollution of some kind.
Last night there was a festival in town and this
morning there’s so much 0 litter everywhere. I want to
1 e____________ more people to put their rubbish in
the red 2 b____________ which are all around town.
I’m organising an 3 e____________ to make people
aware of the problem and want as many people as
possible to join my 4 c____________. After we have
cleaned the streets we must look at reducing the air
pollution from the 5 p____________ fumes from all
the cars in town.

/5
2 Choose a verb from the box to complete the
sentences. There are more verbs than you
need.
become clean damage protect save
sign throw waste vote
0 Plastic dropped from ships can seriously damage
the ocean.
1 We’re going to _____________ up to the
campaign to help keep the school clean and tidy.
2 We try not to _____________ anything away and
to re-use everything.
3 Do you want to _____________ a member of the
school council?
4 Are you going to help us _____________ up the
city park tomorrow afternoon?
5 They _____________ so much energy in their
house by leaving the lights on all night.

/5
3 Complete the paragraph with one word in
each gap.
We need to stop at the 0 petrol station first. I wanted
to take the bus, but there is no public 1 ___________
today. The talk about solar power and other
renewable 2 ___________ is quite a long way and we
don’t want to be late. We don’t want to be late
because later we’re going to vote 3 ___________ the
new student councillor so we don’t want to miss that.
We can take all those containers to the
4 ___________ bank on the way. The talk is near the
big recycling 5 ___________ so I’m also taking these
old chairs and boxes there.

/5
GRAMMAR
4 Complete the paragraph. Put the verb in
brackets in the correct form.
Julia 0 had wanted (want) to speak to the town
councillors about pollution in her city for six months.
She 1 _________________ (have) to wait patiently
until yesterday when she 2 _________________
(receive) a phone call asking her to come in. Before
she left the house she 3 _________________ (read)
through all the information she
4 _________________ (collect). However she was
late leaving the house and she
5 _________________ (be) worried about missing
the bus. Luckily, the bus 6 _________________
(not/arrived) by the time she got to the bus stop so
she 7 _________________ (not/miss) it and she
8 _________________ (spend) the afternoon
explaining her ideas.

/8
5 Complete the dialogue. Use used to and the
verbs in brackets to help you.
A: Where did you use to live (you/live) when you
were a child?
B: Well, I 1 ___________________________
(not/live) in London. My family
2 ___________________________ (have) a farm
in Africa until they sold it.
A: Wow! How exciting!
B: Yes it was. Every day was a new adventure.
I 3 ___________________________ (get) up
when the sun rose, which was about 5.30am
every morning, and ride my horse out in the bush.
A: Weren’t there dangerous animals there?
B: Oh yes. My parents
4 ___________________________ (warn) me to
be careful every day because there were lions,
buffalo, leopards and elephants on the farm as
well as poisonous snakes which sometimes
5 ___________________________ (come) inside
the house. I 6 ___________________________
(not/listen) to their warnings, though.
A: I’d hate that. Weren’t you scared?
B: I 7 ___________________________ (feel)
scared, but I learned to handle them and I lost my
fear of them.