(у-4у):(3/4Х-2 3/4х) если х=1/2 у= - 1/3 - №31786353

(у-4у):(3/4Х-2 3/4х) если х=1/2 у= - 1/3
- Предмет:
  Математика
- Автор:
  makenzie2onm
- 5 лет назад

Ответы 1

(у-4у):(3/4Х-2 3/4х)=3у/2х
у-4у=-3у
(3/4Х-2 3/4х)=-2х
если х=1/2 у= - 1/3
(3*(-1/3))/2*1/2=-3/1=-3
- Автор:
  destiniq9pl
- 5 лет назад
- 0
Добавить свой ответ

Еще вопросы

Дам 20 баллов!

Чему равна сила тока на участке цели в миллиамперах, если при напряжении 28,79В ток за 10,6с совершает работу, равную 22,51Дж?

Сила тока равна ... мА. Ответ и промежуточные результаты округлите до сотых.
- Предмет:
  Физика
- Автор:
  jamarionnorton
- 5 лет назад
- Ответов:
  
  2
- Смотреть
Приснись мне хоть однажды-это .....
А)назывное
B)Определенно-личное
С)Неопределенно-личное
- Предмет:
  Русский язык
- Автор:
  calvintu6u
- 5 лет назад
- Ответов:
  
  2
- Смотреть
Установите соответствие между текстами A–E и их темами, выбрав тему 1–6 из списка.
Используйте каждую тему только один раз. В задании одна тема лишняя.
1)popular sports.
2)the country’s symbol.
3)the history of a city.
4)the country’s economy.
5)nature of a place.
6)people of a country.

A)Canada is the second largest country in the world. It is slightly larger than Europe. The
Canadian flag has a red stripe on either side of the white central part with a red maple leaf on it.
The red stripes represent the Atlantic and the Pacific Oceans and were originally planned to be
blue. The white represents the snowy North of Canada.
B)About 80% of Canada’s population lives close to the US border. English and French are the
two official languages of Canada.In addition, there are many immigrant languages spoken.
There were and still are many First Nations, or native population, in Canada –each with its
own language, culture and history. Canada’s diverse population provides a rich and varied
culture and folklore.
C)Hockey is Canada’s most popular game. Many people believe that hockey was invented in
Canada. It has been a proud part of the Canadian way of life for many centuries. Because of the
cold climate, Canadians enjoy winter sports, including ice-skating, skiing, snowboarding,
curling, sleigh riding, and tobogganing.
D)Canada’s wealth comes from natural resources, farming, ranching, fishing, and tourism.
Canada’s prairies are huge suppliers of wheat, canola, and other grains. Canada is the world’s
largest producer of zink and uranium, and a world leader in producing gold, nickel, aluminum, and lead. Wood is also a major natural resource.
E)Alberta is one of the provinces in Western Canada.It is covered in mountains, prairies, thick forests desert and bad lands. Badlands, as can be seen from its name –‘bad’ and ‘lands’ –is the
area where the land is so dry and full of rocks that no plants can grow there. But this is the
place that has more dinosaur bones than any other place on Earth! There is a Dinosaur Provincial Park in Alberta.
- Предмет:
  Английский язык
- Автор:
  veronicaschultz
- 5 лет назад
- Ответов:
  
  1
- Смотреть
Выполните вычитание: − 6 , 4 − ( − 8 , 9 ) ; 4 , 2 − ( − 38 , 9 ) ; − 7 , 2 − 3 , 1 ; − 0 , 0611 − 6 , 7 .
- Предмет:
  Математика
- Автор:
  josephfb59
- 5 лет назад
- Ответов:
  
  5
- Смотреть

How much to ban the user?

1 hour 1 day 100 years