Câu I Em hãy biểu diễn các số sau trong máy tính. a) 250 = ? b) 00010 = ? c) 9DC=? Câu 2: Chuyển đổi sang hệ cơ số 2 và 16 các số sau a)246 = ? b) 198=? c) 255 = ?

Giúp em câu a,b,c em đg cần GẤP lắm ạ

Complete the sentences with the words: boarding ceremonies communal costume culture customs display diverse ethnic worship 1. The…………… house is the biggest house in the village. 2. The Hoa's ……….. is more colorful than the Nung's. 3. Which ………………… group has a larger population, the Bru-Van Kieu or the Khmer? 4. Does the Yao have a rich................... of folk literature and art? 5. The Hmong people hold festivals and...................... every year. 6. Like some other peoples, the Thai.................. their ancestors. 7. Many ethnic minority students are studying at..................... schools. 8. The peoples of Vietnam are................... but very peaceful. 9. The ethnic minorities peoples have their own............................. and conditions. 10. The items on.................. in The Museum of Ethnology are very interesting.

B= $\frac{x^2-2x+6}{x+1}$ tìm x để B có giá trị nguyên

Mng giúp e vs ạ e còn nhiều bài thi lắm ạ,cảm ơn

Phát biểu cảm nghĩ của em về nguy cơ chiến tranh hạt nhân sau khi học xong văn bản:'Đấu tranh cho một thế giới hòa bình" của nhà văn G.G.Mác-két LƯU Ý CẦN BỘC LỘ CẢM XÚC VÀ SUY NGHĨ ( VIẾT NGẮN THÔI)

cho 2 chữ số X và V. Viết được bao nhiêu số la mã bé hơn 40

1. What do you do to_______ your friends when they fail? A. proud B. encourage c. embroider d. convenient 2. Nguyen Du is considered a famous Vietnamese _______. A. poem B. poet C. poetry D. poetic 3. Find the word which has a different stress pattern from that of the others. A. poetic B. ethnic C. pattern D. sailor 4. These shirts and jeans are _______ of Viet Tien Company. A. produce B. products C. production D. producer 5. I find that problem is extremely hard to _______. What’s your idea? A. solve B. think C. do D. make 6. For most people, _______ is the most precious thing in their life. A. free B. freedom C. freely D. freeing 7. Find the word which has the underlined part pronounced differently from that of the others. A. musician B. consist C. design D. comprise 8. Her new clothes look modern and _______. A. fashion B. fashionable C. fashionably D. simply 9. Find the word which has a different stress pattern from that of the others. A. compulsory B. symbolize C. embroider D. economy 10. That man is a _______. He has a large collection of _______ instruments. A. music-musical B. musician-music C. musical-musician D. musician-musical 11. Since the economic _______ gets better, the sale of jeans increases. A. convenience B. situation C. risk D. style

write story ben and his father got off the plane and left the airport

viết 20-30 dòng nhé mik vote 5+ctlhn