сократите дробь: 6^n умножаем 2^2\ 2^n умножаем 3^n - №6531669

сократите дробь:
6^n умножаем 2^2\ 2^n умножаем 3^n
- Предмет:
  Алгебра
- Автор:
  kittyhood
- 6 лет назад

Ответы 1

6^n•4/(6)^n=4;(2^n•3^n=6^n)
- Автор:
  herrero
- 6 лет назад
- 0
Добавить свой ответ

Еще вопросы

Придумайте сами по два достоверных,случайных и невозможных события.
- Предмет:
  Математика
- Автор:
  wolfe
- 6 лет назад
- Ответов:
  
  1
- Смотреть
Про что можно сочинить рассказ?
- Предмет:
  Другие предметы
- Автор:
  jackson72
- 6 лет назад
- Ответов:
  
  1
- Смотреть
Услышишь или Услышешь?
- Предмет:
  Русский язык
- Автор:
  leozbne
- 6 лет назад
- Ответов:
  
  1
- Смотреть
3. Определите время глагола и переведите:

1) Nowadays people pollute our environment.

2) Last year a lot of nuclear weapon was produced.

3) The population of the city has just dumped industrial waste.

4) The doctor is testing my blood pressure now.

4. Раскройте скобки, вспоминая правила условных предложений:

1) If we (to need) a filter, we (to buy) it in the shop.

2) If the destruction of the environment (to continue), our ecology (not to be) safe.

3) When industrial waste (to cause) illnesses, humans (to think) about their health more carefully.

1. Выпишите неподходящее по смыслу слово

pear, apricot, swamp, peach, berry, apple

humid, vast, hot, cold, dry, rainy

lady, stepmother, private, gentleman, storyteller, major

skyscraper, shore, beach, desert, farmland, grassland,

waterway, sea, ocean, swamp, river, hemisphere

2. Вставить слова по смыслу, найти лишнее слово

mixture, except, to measure, chain, sandy, great-grandparents, trust

1) She has got a golden _________.

2) This salad is a ___________ of fruits.

3) Our ___________________ are very old.

4) His profession was ______________ land.

5) He is a gentleman. You may _________ him.

6) These shores are ___________.

3. Поставьте глагол в нужное время и определите его P.S., P.Cont., P.P.

1) While he (to sleep) yesterday, his sister (to clean) the house.

2) He (to travel) to the U.S.A. last year.

3) Yesterday by 6 o’clock in the morning the sun (to rise).

4) After the children (to enter) school, the rain (to begin).

5) 5 years ago my brother (to finish) school.

6) Yesterday at 5 p.m. I (to do) mathematics.

7) He (not to like) to read English texts yesterday.

8) Before the path (to end), we (to reach) the forest.

9) While his mother (to be) in the office, he (to work) in the garden.

10) Yesterday the children (to build) wonderful sand skyscrapers.

4. Выберите правильный ответ:

1. There are … states in the United States. a) 38 b) 50 c) 13

2. How many people live in the U.S.A?

a) about 500 mln people b) about 250 mln people c) about 300 mln people

3. What river is called the “father of waters”?

a) the Mississippi b) the Missouri c) the Thames
- Предмет:
  Английский язык
- Автор:
  warrenrhgl
- 6 лет назад
- Ответов:
  
  1
- Смотреть

How much to ban the user?

1 hour 1 day 100 years