\(sin^2\dfrac{x}{2}+cos^2x=1\) giải phương trình

tìm tập xác định của hàm số

y=\(\dfrac{sin3x}{cos2x-1}\)

Chủ đề của bài văn nghị luận tác phẩm truyện (hoặc đoạn trích) có thể là gì?

A. Chủ đề

B. Nhân vật

C. Cốt truyện

D. Nhân vật

E. Tất cả các đáp án trên

Choose the letter A, B, C or D the word that has the underlined part different from others.

A. language

B. cultural

C. interact

D. landline

Choose the letter A, B, C or D to answer these following questions

An earthquake measuring 7.8 on the Richter scale hit Nepal on April 25th, 2015. It was the most powerful earthquake to strike Nepal since 1934. The earthquake occurred in central Nepal. It also affected India, Bangladesh and Tibet, China. The earthquake killed more than 8,800 people and injured over 23, 000 people. Hundreds of thousands of people were made homeless with entire villages flattened. Kathmandu Burbar Square, a UNESCO World Heritage Site, was destroyed. The earthquake also caused an avalanche on Mount Everest which killed at least 19 people. About 90% of soldiers from Nepalese Army were sent to stricken areas. Many countries and international organizations sent medical experts, emergency workers, rescue staff, and money as well as providing medical supplies, food and equipment to help Nepal.

Question: What is the number of people injured?

A. 8,800

B. 23,000

C. 88,000

D. 2,300

Rewrite sentences without changing the meaning

I'll ask the shopkeeper how much the shawl is.

A. I'll ask the shopkeeper how many the shawl is there.

B. I'll ask the shopkeeper what the shawl is.

C. I'll ask the shopkeeper what the price of the shawl is.

D. I'll ask the shopkeeper how much is the shawl.

Hiện tượng di truyền liên kết đã được phát hiện bởi

A. Mendel

B.  Moocgan

C. Dacuyn

D. Vavilop

A. Câu (3)

B. Câu (3) và (7)

C. Câu (7)

D. Câu (4) và (7)