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A robot is a machine. But it is not just any machine. It is a special kind of machine. It is a machine that moves. It follows instructions. The instructions come from a computer. Because it is a machine, it does not make mistakes. And it does not get tired. And it never complains. Unless you tell it to!Robots are all around us. Some robots are used to make things. For example, robots can help make cars. Some robots are used to explore dangerous places. For example, robots can help explore...
Đọc tiếp

A robot is a machine. But it is not just any machine. It is a special kind of machine. It is a machine that moves. It follows instructions. The instructions come from a computer. Because it is a machine, it does not make mistakes. And it does not get tired. And it never complains. Unless you tell it to!

Robots are all around us. Some robots are used to make things. For example, robots can help make cars. Some robots are used to explore dangerous places. For example, robots can help explore volcanoes. Some robots are used to clean things. These robots can help vacuum your house. Some robots can even recognize words. They can be used to help answer telephone calls. Some robots look like humans. But most robots do not. Most robots just look like machines.

Long ago, people imagined robots. But nobody was able to make a real robot. The first real robot was made in 1961. It was called Unimate. It was used to help make cars. It looked like a giant arm.

In the future, we will have even more robots. They will do things that we can’t do. Or they will do things that we don’t want to do. Or they will do things that are too dangerous for us. They will help make life better.

1.    What is a robot?

     

2.    Why doesn’t a robot make mistakes?

 

3.   Will a robot complain if you tell it to?

_________________________________________________________

4.   What is the dangerous place that robots can explore?

_________________________________________________________

5.    What do most robots look like?

_________________________________________________________

6.    When was the first robot made?

     

7.    What did the first robot look like?

 

8.    Will robots make our lives better or worse?

_________________________________________________________

1
8 tháng 4 2022

A robot is a machine. But it is not just any machine. It is a machine that moves. It follows instructions. The instructions come from a computer.  it does not make mistakes. And it does not get tired. And it never complains. Unless you tell it to!

Robots are all around us. Some robots are used to make things. For example, robots can help make cars. Some robots are used to explore dangerous places. For example, robots can help explore volcanoes. Some robots are used to clean things. These robots can help vacuum your house. Some robots can even recognize words. They can be used to help answer telephone calls. Some robots look like humans. But most robots do not. Most robots just look like machines.

Long ago, people imagined robots. But nobody was able to make a real robot. The first real robot was made in 1961. It was called Unimate. It was used to help make cars. It looked like a giant arm.

In the future, we will have even more robots. They will do things that we can’t do. Or they will do things that we don’t want to do. Or they will do things that are too dangerous for us. They will help make life better.

1.    What is a robot?

      It is a special kind of machine.

2.    Why doesn’t a robot make mistakes?

 Because it is a machine.

3.   Will a robot complain if you tell it to?

__Yes, it will___

4.   What is the dangerous place that robots can explore?

___ Robots can help explore volcanoes.____

5.    What do most robots look like?

 Most robots just look like machines.

6.    When was the first robot made?

     It was made in 1961.

7.    What did the first robot look like?

 It looked like a giant arm.

8.    Will robots make our lives better or worse?

They will make our lives better.

A robot is a machine. But it is not just any machine. It is a special kind of machine. It is a machine that moves. It follows instructions. The instructions come from a computer. Because it is a machine, it does not make mistakes. And it does not get tired. And it never complains. Unless you tell it to!Robots are all around us. Some robots are used to make things. For example, robots can help make cars. Some robots are used to explore dangerous places. For example, robots can help explore...
Đọc tiếp

A robot is a machine. But it is not just any machine. It is a special kind of machine. It is a machine that moves. It follows instructions. The instructions come from a computer. Because it is a machine, it does not make mistakes. And it does not get tired. And it never complains. Unless you tell it to!

Robots are all around us. Some robots are used to make things. For example, robots can help make cars. Some robots are used to explore dangerous places. For example, robots can help explore volcanoes. Some robots are used to clean things. These robots can help vacuum your house. Some robots can even recognize words. They can be used to help answer telephone calls. Some robots look like humans. But most robots do not. Most robots just look like machines.

Long ago, people imagined robots. But nobody was able to make a real robot. The first real robot was made in 1961. It was called Unimate. It was used to help make cars. It looked like a giant arm.

In the future, we will have even more robots. They will do things that we can’t do. Or they will do things that we don’t want to do. Or they will do things that are too dangerous for us. They will help make life better.

1.    What is a robot?

      

2.    Why doesn’t a robot make mistakes?

 

3.   Will a robot complain if you tell it to?

_________________________________________________________

4.   What is the dangerous place that robots can explore?

_________________________________________________________

5.    What do most robots look like?

_________________________________________________________

6.    When was the first robot made?

       

7.    What did the first robot look like?

 

8.    Will robots make our lives better or worse?

_________________________________________________________

1
9 tháng 4 2022

1.    What is a robot?

- Robot is a special kind of machine.      

2.    Why doesn’t a robot make mistakes?

- Because the instructions come from a computer.

3.   Will a robot complain if you tell it to?

- No, it won't.

4.   What is the dangerous place that robots can explose?

-  The dangerous place that robots can explose is volcanoes.

5.    What do most robots look ?

- Most robots just look machines.

6.    When was the first robot made?

 - The first robot was made in 1961. 

7.    What did the first robot look ?

- It looked a giant arm.

8.    Will robots make our lives better or worse?

- Yes, they will.

- Nhớ nhé. Chúc bạn học tốt!

8 tháng 4 2022

nhà rộng: chỉ ngôi nhà có không gian rộng rãi

nhà nghèo: chỉ gia cảnh, hoàn cảnh gia đình nghèo khổ

nhà sạch: chỉ ngôi nhà sạch sẽ, thoáng mát (chưa chắc lắm)

nhà sáu miệng ăn: chỉ các thành viên trong gia đình, cụ thể là gia đình này có 6 người ăn, 6 thành viên

nhà Lê, nhà Nguyễn: chỉ các triều đại

nhà tôi đi vắng rồi bác ạ: chỉ ngôi nhà vắng người (chưa chắc)

8 tháng 4 2022

9p 20s = 560s

8p 16s = 496s

5p 42s = 342s

tổng tg để đi hết QĐ :  560 + 496 + 342 = 1398 s = 23 p 18s

8 tháng 4 2022

36km/h=600m/phút

\(\text{Đặt biểu thức là A:}\)

\(A=\frac{1}{2^2}+\frac{1}{3^2}+\frac{1}{4^2}+...+\frac{1}{99^2}+\frac{1}{100^2}\)

\(\text{Ta có:}\frac{1}{2^2}=\frac{1}{2\times2}< \frac{1}{1\times2}\)

\(\frac{1}{3^2}=\frac{1}{3\times3}< \frac{1}{2\times3}\)

\(\frac{1}{4^2}=\frac{1}{4\times4}< \frac{1}{3\times4}\)

\(...\)

\(\frac{1}{99^2}=\frac{1}{99\times99}< \frac{1}{98\times99}\)

\(\frac{1}{100^2}=\frac{1}{100\times100}=\frac{1}{99\times100}\)

\(\Rightarrow A< \frac{1}{1\times2}+\frac{1}{2\times3}+\frac{1}{3\times4}+...+\frac{1}{98\times99}+\frac{1}{99\times100}\)

\(\Rightarrow A< 1-\frac{1}{2}+\frac{1}{2}-\frac{1}{3}+\frac{1}{3}-\frac{1}{4}+...+\frac{1}{98}-\frac{1}{99}-\frac{1}{100}\)

\(\Rightarrow A< 1-\frac{1}{100}< 1\)

\(\Rightarrow A< 1\left(đpcm\right)\)

8 tháng 4 2022

vì viết sang bên tay trái nên ta có: 5xxx

Vậy ta có phép tính: (6414-5000):2= 707

vậy số đó là 707

(không biết cách trình bày, thông cảm)

8 tháng 4 2022

= 3/4 + 5/6 x 3/2 + 1/5

= 3/4 + 5/4 + 1/5

= 15/20 + 25/20 + 4/20

= 44/20

= 11/5

8 tháng 4 2022

TL

\(\frac{3}{4}+\frac{5}{6}:\frac{2}{3}+\frac{1}{5}\)

\(=\frac{3}{4}+\frac{5}{4}+\frac{1}{5}\)

\(=\frac{11}{5}\)

nhaaaaaaa

HT

8 tháng 4 2022

Đáp án:

 1079

Giải thích các bước giải:

Số nhỏ nhất có 4 chữ số khác nhau mà tổng bằng 23 là số 1589

Số lớn nhất có 4 chữ số khác nhau mà tổng bằng 17 là số 1079

Số nhỏ nhất có 4 chữ số khác nhau mà tổng bằng 14 là số 1049

học tốt và đừng quên kích cho mình nha vv

8 tháng 4 2022

Số lớn nhất có 4 chữ số khác nhau mà tổng bằng 17 là số 1079

29 tháng 4 2023

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