Предмет: Математика, автор: qoraxakkerlar001

под корень ⁷√243*81²*9⁴

qoraxakkerlar001: с решением
ВикаБач: =(3^5 * 9^4 * 3^8)^1/7 = (3^5 *3^8 *3^8)^1/7= (3^21)^1/7 = 3^3=27

Ответы

Автор ответа: Dark955
1

Ответ:

решение на фото:

Пошаговое объяснение:

1) разложение на множители(на степени)

2) применение свойств степеней

3) сокращение степени вместе с корнем

Приложения:
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: Gdragons
помогите...умоляю
PART 8
I.GRAMMAR
Tick () A, B, or C to complete the sentences.
Example: My brother _____ Russian.
A speak B speaks C do speak
1 A Did Sam phone this afternoon?
B No, _____ phoned.
A anybody B somebody C nobody
2 We didn’t go _____ this summer.
A anywhere B somewhere C nowhere
3 I’ve bought _____ really nice for your birthday.
A anything B something C nothing
4 A How much milk is there?
B Only a _____.
A little B few C none
5 This car isn’t _____. We need a larger one.
A enough big B big enough C too big
6 I’m on a diet so I shouldn’t eat _____ bread.
A too much B too many C too
7 I can’t find my wallet. Please help me _____.
A look for it B look it for C look for them
8 Here are your boots. _____.
A Put on them B Put on they C Put them on
9 A I love Italian food.
B _____. It’s delicious.
A So do I B So I do C Neither do I
10 A I can’t drive.
B Neither _____ I.
A can B can’t C am
11 Listen – I have _____ important to tell you!
19
A anything B something C nothing
12 I _____ do anything last night.
A didn’t B did C can’t
13 I can’t drink this coffee. It’s_____ hot.
A too much B a few C too
14 There are too _____ people in my class. Forty!
A many B much C enough
15 I don’t have _____ money for the bus.
A anything B any C something
16 It’s warm here. Why don’t you take your coat _____?
A off B on C up
17 There’s a towel on the floor in the bathroom. Pick _____, please.
A up it B it C it up
18 A I don’t like pop music.
B _____ do I. It’s awful.
A So B Neither C Also
19 A I’ve seen that film.
B So _____ I. I saw it last week.
A had B did C have
20 A I didn’t go out last night.
B Neither _____ I. I was tired.
A do B could C did
II.VOCABULARY
a Tick () A, B, or C to complete the sentences.
Example: This book is very boring.
A bored B boring C bore
1 Did you have a _____ weekend?
A relaxed B relaxing B relaxation
2 We’re going to China tomorrow! I’m really _____.
A excited B exciting C excitement
3 You look _____. Why don’t you sit down?
A tired B tiring C tiredness
4 I don’t want to see that film. It’s very _____.
A depressed B depressing C depression
5 I’m _____. Let’s do something this afternoon.
A bored B boring C bore
b Tick () A, B, or C to complete the sentences with the correct verb.
Example: You’re very fair. You should wearsunscreen.
A put B wear C dress
6 I don’t _____ enough exercise.
A play B go C do
7 Could you _____ in this form, please?
A fill B write C complete
8 You should _____ up smoking. It’s not good for you.
A stop B give C go
9 _____ up! We’re going to be late.
A Take B Go C Hurry
10 They don’t _____ on very well. They always argue.
A get B look C turn
c Tick () A, B, or C to complete the sentences.
Example: I took the book _____ to the library.
20
A away B back C up
11 A How much meat do you eat?
B _____. I’m a vegetarian.
A None B Any C Nothing
12 I have a _____ close friends, five or six.
A little B enough C few
13 Turn the radio _____. It’s too loud.
A up B down C on
14 The class will _____ over in ten minutes.
A be B get C look
15 Could you _____ out what time the match starts?
A put B find C go
16 Can you look _____ these words in your dictionaries?
A up B down C in
17 Carol looks _____ her mother. They’re identical.
A after B for C like
18 Martin and John _____ have red hair.
A neither B both C all
19 Your bag’s exactly the same _____ mine.
A with B of C as
20 His new film is quite _____ to the last one.
A the same B the similar C similar
III.PRONUNCIATION
a Which word has a different sound? Tick () A, B, or C.
Example: A van B tram C lane 
1 A allergic B just C begin
2 A enoughB photo C flight
3 A teach B healthy C exercise
4 A again B forget C language
5 A early B mean C turn
b Which is the stressed syllable? Tick () A, B, or C.
Example: A afternoon B afternoon C afternoon
6 A similarity B similarity C similarity
7 A depressing B depressing C depressing
8 A nobody B nobody C nobody
9 A personality B personality C personality
10 A identical B identical C identical
1 год назад
Предмет: Английский язык, автор: Марусяприл
. Fill in: some, any, no, every or their compounds.
1. ... knows that the sky is blue, but ... people know why.
2. If you have ... questions, I'll be in my office.
3. ... wanted to miss the match so ... arrived early.
4. The teacher asked if ... knew the answer to her question.
5. Would you like ... cheese or maybe ... sweeter?
6. Have you seen Jim ... ? I've been looking ... for him.
7. If you have ... spare time, there's ... I want to talk to you about.
8. ... is looking for John but ... has seen him since this morning.
9. I've never been ... without finding ... interesting to see.
10.If ... is going to the supermarket could they get me ... milk?
11. Don't speak to me. There is ... you can say to me that will make ...
difference to how I feel.
12. We never go ... for our holidays. Why don't we go ... this year?
13.Jerry is very tidy; he won't tolerate ... being out of place.
14. "I'll get you ... coffee." "Have you got ... cold ... milk perhaps?
1 год назад
Предмет: Українська література, автор: danilogayduk0
нарис про весну дуже треба
1 год назад
Предмет: Литература, автор: cu4k
план встреча Руслана с Головой (Руслан и Людмила)
помогите плз
7 лет назад
Предмет: Химия, автор: shcolnic2281
помогите пл!!!!!! дам 20 баллов
7 лет назад