Предмет: Алгебра, автор: kosvas23

Ребята, решите пжлст пример

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Ответы

Автор ответа: nataliadayneko

2^(-6) * 2^(2*(-3)) * 2^(3*7) = 2^(-6-6+21) = 2^9 = 512

Автор ответа: kosvas23

Надеюсь, что правильно

Автор ответа: nataliadayneko

не беспокойся - 100% правильно!

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Tasks for the Summative Assessment for the term 3

Variant 2
Learning objectives 6.2.7.1 (6.L7) Recognise the opinion of the speaker(s) in supported

extended talk on a limited range of general and curricular topics
6.3.5.1 (6.S5) Keep interaction going in longer exchanges on a range of
general and curricular topics

Assessment criteria • Identify the position of speakers in an extended talk with
support

• Communicate with others in longer conversation on familiar
topics
• Apply topic related vocabulary in speech appropriately
arranging words and phrases into well-formed sentence

Task. 1.Reading
Read the text about fast food.

Fast food

How did the hamburger become the most popular, most typical American food?
It got its name from the German town of Hamburg, which was famous for its steak. German
immigrants to the United States introduced the “hamburger steak”. McDonald’s sells hamburgers,
one of the world’s most famous fast food restaurants.
You can find them in Japan, Germany, Panama, Guatemala, Australia, Portugal, Hong Kong
and even Moscow. In fact, there are 13,000 in 120 countries.
What makes American fast food so popular?
Lee Cho, a South Korean, says: “I often go to McDonald’s. It’s clean, less expensive than
other restaurants and saves time.”
Natalia Petrova, a girl from Moscow, says “I find the hamburgers very tasty”.
Older people are very critical of this sort of food. Lots of young people in the USA are
overweight and parents blame these high-calorie foods that their children eat in large quantities.
Mark sentences as True or False.
1. The hamburger is originally American. [1] True
False
2. People can eat hamburgers anywhere around the world. [1] True
False
3. Parents say fast food because their children don’t like it. [1] True False
Write answers.
4. Who took the hamburger to the United States of America? [1]
5. Why do people go to McDonald’s? [1]
Total [5]

Task2 .Writing (А)
Task. Choose ONE of the topics below.
 Write answers in full sentences.
 Give arguments supported by examples.
 Link sentences into a well-structured paragraph with some basic connectors.
 Use future form ‘will’.
Topic 1. Our Health
 What is it a healthy lifestyle?
 What should you personally do to stay healthy?
 What will you do to stay healthy?
Topic 2. Holidays and Travel
 What will your dream holiday look like?
 Where would you like to go?

2

 What kind of activities can you do there? Who will you go with?
Total [3]

Writing task 2 B. Match the following words
1. arrival a.бюро обслуживания,

b. поездка,
c.обслуживание номеров ,
d.взлетать, e.отправление,
f. прибытие

2. room service
3. to take off

Total [3]

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2. (There is/It is) so kind of you.
3. (There is It is) my baggage in your car .
4. Don`t buy a ticket .(There is/It is) so expensive .

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