Предмет: Алгебра, автор: agapovkia

Помогите пожалуйста с алгеброй (интернет урок) 25 б

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Ответы

Автор ответа: Аноним
1

1. х/2+х/3≤4; 5х≤24; х≤4.8

х∈(-∞;4.8]

2. А∪В=А={1,2,3,...119,...200}

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переведите пожалуйста!
TEXT 6

Williams and Sons is a medium-sized British company which manufactures door hinges for the motor industry. The home market share of Williams and Sons is static but overseas trade has always been an attractive option. The company has a showroom and also has always promoted its products at trade fairs, exhibitions and seminars in the UK. They have had some contacts with overseas buyers and other foreign visitors.
Step by step they have decided through reading, talking and listening to other people that there are export possibilities for the company’s product. Several years ago the company decided to study the possibility of selling their product to the US market. First they closely examined several things: their product, human resources, and the prospects of gaining profit.
Then they did more detailed research. The owner of the company attended an international trade exhibition in the US. There he found out the offers of the competitors and met some potential customers. Finally, market research showed that sales opportunities were excellent. The Board of the directors was pleased with the results and decided to get down to business immediately. They made contacts by letter and telephone with possible agents when a crucial problem stopped the work. Their safety and quality tests, quite good for UK and European regulations, were not acceptable in the USA.
Their task was to rewrite test specifications, upgrade their test equipment and retrain personnel.
The results over the last five years have proven that the Board’s decision was correct. Orders from the USA have increased and the company is now considering the possibility of setting up its own manufacturing plant there. The company is also looking forward to other overseas markets.




TEXT 7

BUSINESS MEETING
On Friday 11th August Paul Harding looked in his diary. He had an appointment at 11 o’clock with Mr. Rawson, the local manager of the General Company for Foreign Trade.
The GCFT was in the City. Its offices were on the fifth, sixth and seventh floors of a very tall building. The enquiry office was on the ground floor. Inside the company building the woman in the enquiry office telephoned Miss Wells, the manager’s secretary. She arrived and accompanied Paul to her room on the fifth floor. Miss Well had an office next to Mr. Rawson’s. As soon as her boss was free, she buzzed him on the intercom. Mr. Rawson immediately asked her to show Paul into the office.

RAWSON Ah! Mr. Harding. Come in, please. My name is Rawson.
HARDING How do you do?
RAWSON How do you do? Please sit down. Did you have a good trip?
HARDING Yes, thank you. Not at all bad.
RAWSON Good! Now this morning I want you to meet some of our heads of Department… Miss Wells, ask Mr. Jones to come in here, please.
WELL I’m afraid Mr. Jones is not available… Mr. Smith is not available either. But Mrs. Collier’s here.
RAWSON Good. Ask her to come in, please. When were you here last, Mr. Harding?
HARDING Oh! I was here about six months ago.
RAWSON Did you meet Mrs. Collier then?
HARDING No, I didn’t I’m afraid.
RAWSON Well, she’s my Personal Assistant. You will like her. She’s a very charming lady… Ah, Mrs. Collier.
COLLIER Please, don’t get up.
RAWSON I’d like to introduce you a colleague from America. Mrs. Collier, Mr. Harding.
HARDING How do you do?
COLLIER How do you do?
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