user-avatar
qwewwwq
2 năm trước
1, Tìm x a, 83 - 3.( 2x + 4 ) = 23 b, 8x + 7x - 6mũ 2:12= -33 c, 86: [2. (2x - 1)mũ2 – 7] + 4mũ2 = 2.3mũ2 2, Cho đoạn thẳng AB = 6cm. M là điểm nằm giữa A và B. Gọi C, D lần lượt là trung điểm của các đoạn AM, MB. Tính độ dài đoạn thẳng CD
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

Ex 1: Verb tenses/ forms: 1. I____________(be) here for 2 days. 2. –He ( read ) books for an hour ? - She ( begin) playing football 3 years ago? 3. How about_____________(go) swimming at the weekend? 4. She______________(like) romantic movies. 5. ____________you____________(write) a letter at present? 7. ____________she____________(go) to London next month? 8. My friend (take)________________a trip to DaLat next week. 9. Let ‘s_____________(play) a game! 10. How long____________(be) this bridge? 11. This table is so dirty! - I_____________(clean) it at once, sir! 12. He never ( go )________________camping because he (not have )________________a tent. 13. When it is hot, we________________(go) swimming. 14. ___________Marry___________(go) camping next Sunday? - Yes, she__________. 15. “Your room is so dirty!” - “I___________________(clean) it immediately.” 16. It is 9 o’clock. We______________(lie) on the beach. 17. My mother___________________(be) in the countryside next month. 18. There__________(be) a little rice in the kitchen. 19. You must____________(learn) harder. 20. She would like____________(eat) beef.

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team