rút gọn rồi tính giá trị biểu thức 2 √ 5+ √ (2- √5) ² đưa biểu thức sau về dạng bình phương một số thực a. 9+4 √5 b. 23- 8 √7 c. 4-2 √3 d. 11+ 6 √3
c. Choose the correct word A, B, C or D for each gap to complete the following passage. In the match (1)………. Nguyen Du Team, and Trung Vuong Club which took place last Sunday, Nguyen Du Team beat Trung Vuong Club by three goals to two. The last time the two teams met, Trung Vuong club won by three goals (2)………... nil, so Nguyen Du team were making a great discussion to win this match. In the first half of the (3), Trung Vuong club was leading by two (4). However, Trung Vuong Club (5) a number of careless mistakes during the second half. This was after their player, Minh, missed the ball, slipped and (6) heavily. Nguyen Du team then (7) two lucky goals, and in the few minutes before the finish, Vinh shot the ball into the net, bringing the score to three goals to two. Nguyen Du Team (8) played well this season and their fans have good reason to be proud. Trung Vuong Club too, has had good results up to now. This is the first game they lost. 1. A. on B. between C. of 2. A. to B. by C. for 3. A. play B. match C. performance 4. A. matches B. players C. goals 5. A. is making B. makes C. made 6. A. falls B. fell C. is falling 7. A. had B. scored C. put 8. A. plays B. has played C. played
Các bạn cho mình hỏi: No matter how good the computer is, it will still have its harmful effect. Tại sao sau computer phải ghi is vậy ạ?
Find the choice that best completes the sentences
Giá trị sin 167 π/6 bằng: A. -1/2 B. 1/2 C. √3 /2 D. - √3 /2
Vẽ đậu mầm vui sướng NL: Vừa đi mua 1 đống bút để viết calli đây các pác
Giải giúp mình câu dưới với mình cần gấp ạ .thanks
mọi người giúp em câu này vs ạ gấp gấp
mn trả lời giúp mình với nhé, cả 4 câu lun ! thanks nhìu
giúp mình đi mn ai nhanh ch hay nhất
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