Предмет: Математика, автор: olgamilkovic18

знайдіть допустимі значення змінної у виразах:
а) m²+7m
б) 3a-5/ a-2
в) 7b+9/ 8
г) p+2/ p²- 1​

Ответы

Автор ответа: yulia875886
0
Відповідь: А ……………….
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Физика, автор: shuliachenkosasha
Сенкан на тему "Тепловий двигун"
1 год назад
Предмет: Математика, автор: seredenkova2
Перетвори у десятковий дріб:
а) 4 17/20
б) 3/40



Помогите пожалуйста
1 год назад
Предмет: История, автор: SsInostrankasS
Політичні погляди Августина Волошина?
1 год назад
Предмет: Математика, автор: Bogdana367
1,4-0,6(2х-3)=5(0,3х+13,6)
6 лет назад
Предмет: Английский язык, автор: Englishsh
26 I can’t hear you – it’s ........ noisy in here.
a too
b too much
c too many

27 Jamal has just sent me ........ to arrange plans for this weekend.
a a blog
b an email
c a website

28 I promise I’ll call you as soon as I ........ .
a I arrive
b I arrived
c I’ll arrive

29 Photographers and designers need to be very ........ .
a creative
b fit
c annoying

30 The global financial crisis, ........ is forcing lots of small businesses to close, does not look set to end soon.
a it
b that
c which
31 There ........ a terrible accident if the pilot hadn’t reacted so quickly.
a had been
b was
c would have been

32 “Are you ready to order?”
“Not yet – I’m still looking at the ........ .”
a bill
b menu
c service
33 “My job is never boring.”
The speaker’s job is always ........ .
a interesting
b popular
c difficult

34 I’ve been working here ........ about the last two years.
a during
b for
c since

35 “It leaves from Platform 2 at 4.15.”
The speaker is talking about ........ .
a an airline flight
b a train
c a taxi

36 I went to a lovely ........ last Saturday.
The bride was my best friend when we were at school.
a anniversary
b marriage
c wedding

37 “I’ve got a headache.”
“Maybe you ........ to take an aspirin.”
a should
b ought
c don’t

38 The patient had an ........ to insert metal pins in his broken leg.
a injection
b operation
c X-ray

39 She won a seat in parliament at the last ........ .
a general election
b opinion poll
c referendum

40 I’m surprised you didn’t get upset. If someone said that to me, ........ really angry.
a I’m
b I was
c I’d be

41 This used to be ........ part of the city, but since the old buildings were renovated it’s become a very fashionable area.
a an affluent
b a run-down
c a trendy

42 Cassie went to bed early because she was ........ .
a tired
b stressed
c relaxed

43 In the 1960s, computers were ........ expensive that ordinary people couldn’t afford them.
a so
b such
c too

44 Do you want ........ the match tonight?
a watching
b watch
c to watch

45 Researchers claim the new discovery is a major ........ in the fight against malaria.
a breakthrough
b investigation
c progress

46 The Maths problem was really difficult and I just couldn’t ........ the answer.
a check in
b set off
c work out

47 When I was a child, I never ........ about the future.
a have worried
b used to worry
c was worrying

48 A local politician has ........ charges of corruption made by the opposition party.
a accused
b blamed
c denied

49 ........ worries me about society today is how completely we have come to depend on technology.
a That
b What
c Which

50 Cats and dogs are usually kept as ........ .
a farm animals
b wild animals
c pets
6 лет назад