Tính: 3 + √3 / 1 + √3 (Là 3 + √3 trên 1 + √3 chứ ko ps là 3 + √3 phần 1 + √3 đâu nha

Các câu hỏi liên quan

I. Choose A, B, C or D to indicate the correct answer to each of the following questions. 1. He kindly offered to ______ me the way to the station. A. explain B. direct C. describe D. show 2. It was such a boring speech that I fell ______. A. asleep B. sleep C. sleepy D. sleepily 3. English is now an effective medium of International______. A. communication B. talking C. speech D. saying 4. I wonder if you could ______me a small favor, Tom? A. bring B. make C. give D. do 5. Students can ______ a lot of information just by taking an active part in class. A. concern B. install C. appear D. memorize 6. It was raining______ so that we couldn’t go out. A. heavily B. silly C. strongly D. lazily 7. Oh, I stayed at home and ______ my homework. Nothing special. A. give B. do C. earn D. go 8. Although Lan is______ a cold, she is going to partake in outdoor activities. A. learning B. going C. making D. catching 9. The villagers had to work hard in fields all day and could hardly______ ends meet. A.do B. know C. make D. fly 10. “How was your exam?” “A couple of questions were tricky, but on the______ it was pretty easy.” A. spot B. general C. hand D. whole 11. We repair the banks of our ______ of land. A. plot B. piece C. pie D. hole 12. The plane seemed to dip and many people screamed in ______. A. happiness B. panic C. afraid D. exciting 13. When we had given up all hope, we felt the plane slowly gained______. A. high B. height C. tall D. length 14. I think I ______ a cold. A. gain B. obtain C. have got D. eat 15. Marie Curie received ______ education in local school and some scientific training from her father. A. general B. generally C. generation D. genetic 16. In spite of her difficult living conditions, she worked ______hard. A. extremely B. absolutely C. completely D. perfectly 17. The parents realized that the young teacher was ______ great efforts to help their poor kids. A. doing B. making C. having D. getting 18. ______ rain during the night will occur all over the country today. A. Much B. Strong C. Heavy D. Heavily 19. He received a medal in ______ to his bravery. A. turns B. response C. favor D. reward 20. The scientists introduced new farming methods which resulted in ______ crops. A. bump B. bumpy C. bumper D. larg