Предмет: Алгебра, автор: Яна38516

СРОЧНО!!!В арифметической прогрессии а8=19,а12=31. Найти сумму первых десяти членов этой прогрессии.Помогите пожалуйста!

Ответы

Автор ответа: Simba2017
0
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Приложения:
Автор ответа: Яна38516
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Спасибо большое!
Автор ответа: Simba2017
0
удачи!
Автор ответа: Яна38516
0
И вам:)
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Match the words in the box with their definitions.

a)shopping b)infomercial c)sports d)charity e)sitcom f)makeover g) DIY h)documentary i) lifestyle j) news k) soap (soap opera) l) Talk Show or Chat Show m)cartoon n)Travel or Holiday o) Reality TV

1. Programmes featuring sports or sporting events._________
2. An amusing TV series about fictional characters. Also known as a situation comedy.______
3. A TV programme that documents real life events.____________
4. A series of television or radio programmes about the lives and problems of a particular group of characters. The series continues over a long period and is broadcast (several times) every week.____________
5. A TV programme or short film, usually a funny one, made using characters and images that are drawn rather than real____________.
6. A show that features popular holiday destinations or travel reviews.
7. A show that helps people change their image or lifestyle._______
8. A television or radio programme consisting of reports about recent events
9. A talent show, featuring real people._________
10. Programmes hosted by a TV personality or host, featuring guests who talk about their lives.__________
11. Phone-in TV shows (often on shopping channels), where people either buy featured items or bid for them.__________
12. A TV show featuring topics such as fashion, diet, exercise, health and leisure pursuits.______
13. TV programmes showing people how to do repairs to their houses. Also known as ‘Do It Yourself’ programmes.__________
14. A ‘telethon’ show which aims to raise funds for charity by persuading members of the public to phone in and donate money.________
15. A long TV advertisement, that contains a lot of information and seems like a normal programme.___________