\(\sqrt{72}+\sqrt{4\dfrac{1}{2}-\sqrt{32}}-\sqrt{162}\)

Chuyển những câu trực tiếp sau đây thành câu gián tiếp

1. Mr. Brown owns two cars and three houses.” Jim said.

2. She said to me: “I can’t do it by myself.”

3. My mother said: “I will go on a business trip next week.”

4. My manager said: “Someone broke into our office yesterday.”

5. He told me: “You may have trouble if you don’t do your homework.”

6. The singer said: “I started my career three years ago.”

7. Jim told me: “It is not my book, it’s yours.”

8. “I have just received a postcard from my foreign friend.” Ann said to me.

9. “This story happened long ago.” He said.

10. Peter said: “I hope it will be sunny tomorrow.”

11. Jim asked his girlfriend: “How many pairs of shoes do you have?”

12.“Are you going to London next week?” Peter asked Jane.

13. “Have you done the laundry?” Mom asked my sister.

14. “Does your brother live in London, Peter?” Jane asked.

15. “What are you doing now?” Jim asked his sister

giúp ạ:))

giúp ạ:))

một dây dẫn có chiều dài 2m có điện trở 3 ôm. hỉ một dây dẫn như thế nhưng có chiều dài là 8m thì R?

Giúp ạ

Giúp mink với

B=  \(\dfrac{\sqrt{x}}{\sqrt{x}+3}+\dfrac{2\sqrt{x}-1}{\sqrt{x}-3}-\dfrac{2x-\sqrt{x}-3}{x-9}\)