His wife usually gives him a list because he often forgets things.

-> Because of................................................................................

Choose the word that has the main stress placed differently from the others.

1. a. particular b. spectacular c. remarkable d. picturesque

2. a. structure b. commune c. cavern d. cement

3. a. museum b. monument c. astounding d. setting

4. a. religious b. situatte c. calendar d. literature

Complete the second sentence so that it has the same meaning as the first

1. Jack's parents made him study a lot for the entrance exam to high school.

-> Jack was___________________________________________________

2. You can't register for a course abroad if you don't have a passport.

-> Unless_______________________________________________

3. "Why don't we visit the Royal Citadel first" Quang said.

-> Quang suggested that_____________________________

4. People expect that he will join the company soon.

->_________________________________________

5. Shall we use Perfume Pagoda as a theme of the presentation?

-> She suggests______________________________________

Cho tam giác ABC cân có 3 góc nhọn, kẻ đường cao BK. Chứng minh: \(S_{\Delta ABC}=\dfrac{2tanC}{1-tan^2C}\)

Cho tam giác ABC có ba góc nhọn, biết \(sinB.cosB=\dfrac{\sqrt{3}}{4}\). Tính góc B

Cho : \(A=\dfrac{x\left(\sqrt{x+4\sqrt{x-4}}+\sqrt{x-4\sqrt{x-4}}\right)}{\sqrt{x^2-8x+16}}\)

a) Rút gọn A

b) Tìm x để A đạt GTNN

c) Tìm các giá trị nguyên của x để A có giá trị nguyên