Предмет: Математика, автор: lianamartirosyan2000

Решите пожалуйста 3|3-x|+|2-3x|≤11-6x

Ответы

Автор ответа: mostvit

Рассмотрим 4 случая

1. 3(3-x)+(2-3x)<=11-6x или

9-3x+2-3x<=11-6x или

11-6x<=11-6x решение - все реальные x

2. 3[-(3-x)]+(2-3x)<=11-6x или

- 9+3x+2-3x<=11-6x или

- 7<=11-6x или 6x<=18

Решение : x<=3

3. 3(3-x)-(2-3x)<=11-6x или

9-3x-2+3x<=11-6x или

7<=11-6x или 6x<=4

Решение: x<=2/3

4. - 9+3x-2+3x<=11-6x или

- 11+6x<=11-6x или 12x<=22

Решение: x<=11/6

Все 4 решения совпадают при x<=2/3

Это и есть решение неравенства

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: mkobets781

ПРОВЕРЬТЕ ПОЖАЛУЙСТА ОЧЕНЬ СРОЧНО! ЕСЛИ НЕ ПРАВИЛЬНО НАПИШИТЕ ПОЖАЛУЙСТА ГДЕ ОШИБКА! 20 БАЛЛОВ
7 Read the newspaper article. Tick true (+) or cross (-) false or

write (?) if there is no information.

School cricket changed my life'

Lyoung cricket fans. He is a member of the England cricket and one of the best bowlers in world. Cricket has been part of y's life since he was a young hoolboy. This is why he has recently en his support to an exciting new cket programme for state schools in gland and Wales.

The programme, called Chance to was started by the Cricket ndation in 2005. When it began, yone in ten state schools played petitive cricket. Its aim is to get en playing cricket in a third of all primary and secondary schools. programme gives school children chance to learn the game and play

two million by the time the programme comes to an end in 2015. Monty explained that being a good

cricketer changed his life in school, and school cricket team made a huge difference to my school life," he said. 'For the first time, I knew people in the years above me and from the other schools in my area. It widened my social circle and helped me to get to know and respect lots of people. Monty added, 'When I was younger I benefited from Kwik Cricket and I think the game needs initiatives such as Kwik Cricket and Urban Cricket to encourage kids to play.

Chance to Shine is also providing links to schools overseas, Monty Panesar has recently launched Chance to Shine's Anglo-Indian links, bringing together 100 schools in the UK with schools in India. It will help the children understand life in each other's country matches against other schools through projects and lessons based on a already reached more than 70,000 shared love of cricket,' Panesar said.

en and aims to reach more than

1 Monty Panesar has helped Chance to Shine financially? ( ?)

2 At the beginning of the programme cricket was played in 33% of state schools. (+)

3 The programme has already started in some schools in England. (+)

4 Playing cricket changed Panesar's life at school because

he met a lot of people(+).
5 Panesar has never played Kwik Cricket (-)

6 Panesar is planning to launch the programme in many countries. (+)

5 лет назад

Предмет: Химия, автор: luser13

помогите пж с химие 8 класс

5 лет назад

Предмет: Информатика, автор: sharandakkata

СРОЧНООООООООО ВЕТВЕЛИЕ С ++ ПАСКАЛЬ!!!

5 лет назад

Предмет: Литература, автор: Dodos228

Авторские афоризмы в романе Дубровский

8 лет назад

Предмет: Литература, автор: Kristina88657

план сказки калиф-аист

8 лет назад