−2,9⋅(lg16+lg81)/2lg2+2lg3 - №31032141

−2,9⋅(lg16+lg81)/2lg2+2lg3
- Предмет:
  Алгебра
- Автор:
  leefsuu
- 6 лет назад

Ответы 1

$\frac{-2,9*(lg16+lg81)}{2lg2+2lg3}=\frac{-2,9*lg(16*81)}{lg2^{2}+lg3^{2}}=\frac{-2,9*lg36^{2}}{lg(4*9)}=\frac{-2,9*2lg36}{lg36} =-2,9*2=-5,8$
- Автор:
  larissaroach
- 6 лет назад
- 0
Добавить свой ответ

Еще вопросы

Отдам 40 баллов,кто поможет с англ
1. Form compound adjectives using the words below.
second- well- strange- old- hour- late- two-
1. The boys watched a …-long documentary on the mysterious Loch Ness Monster.
2. What a …-looking picture! What is it supposed to be?
3. This art school is so popular there is a …-year waiting list to get in.
4. This book shop has a lot of …-hand books that are hard to find.
5. My parents don’t let my brother watch the …-night films on television.
6. Ms Maple dresses in an …-fashioned way and looks much older than she really is.
7. Picasso is a …-known painter.

2. Fill in: over, across, out, up with.
1. Have you come … any mysterious looking figures lately? Send us your pictures.
2. Can you write imaginative stories? Send in the scariest stories you can come … .
3. Have you ever walked into a room or house and had a weird feeling come … you? Share your experiences with us.
4. We are looking for articles, stories and pictures for our Scary & Mysterious issue that comes … next month.

3. Fill in the correct preposition.
1 A: I feel a little nervous … starting a new job.
B: Don’t worry, you’ll be fine.
2 A: Have you heard … Stephen King?
B: Of course I have! I’ve read all his books!
3 A: How was your trip to Scotland?
B: It was good, but unfortunately we didn’t succeed … seeing the Loch Ness Monster!
4 A: Have you heard … Lisa?
B: She called me a few days ago. She’s just got back from Japan.
5 A: I find it so difficult to draw portraits!
B: Don’t worry, I know … experience that you get better with practice.
6 A: Have you ever thought … having an exhibition with your works?
B: Not really.
- Предмет:
  Английский язык
- Автор:
  matthews
- 6 лет назад
- Ответов:
  
  1
- Смотреть
Как расшифровывается РОИОС помогите пжл!!!!СРОЧНО!
- Предмет:
  История
- Автор:
  fockeroexb
- 6 лет назад
- Ответов:
  
  2
- Смотреть
Решите задачи и объясните их решения
1.) 2 книги стоят 3 руб. 78коп. Стоимость одной книги на 25% больше чем другой
2.) верёвку длиной 29,7 м. Разделили на 2 части так, что одна короче другой на 20% найти длину каждой части.
- Предмет:
  Математика
- Автор:
  aaron261
- 6 лет назад
- Ответов:
  
  4
- Смотреть
справедливо ли говорят о Генрихе 4 что ему удалось изменить судьбу франции?
- Предмет:
  История
- Автор:
  hazelhn4r
- 6 лет назад
- Ответов:
  
  1
- Смотреть

How much to ban the user?

1 hour 1 day 100 years