HOC24
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Thiên binh thiên tướng nhe!
Số TB con là 16 nha!
Xl bn, mk nhầm!
a = 6
b = 0
Chúc bạn học tốt!
9/11 - 4/5 = 1/55
Chúc em học tốt!
(1 - 1/2) x (1 - 1/3) x (1 - 1/4) x (1 - 1/5) x (1 - 1/6)
= 1/2 x 2/3 x3/4 x 4/5 x 5/6
= 1/6 (Dùng phương pháp loại trừ)
35/49 = 10/x
5/7 = 10/x
=> x = 14
1. I stayed at home all weekend. (stay)2. An went to the cinema last night. (go)3. My friends had a great time in Nha Trang last year. (have)4. My vacation in Hue was wonderful. (be)5. Last summer I visited Ngoc Son Temple in Ha Noi. (visit)6. My parents were very tired after the trip. (be)7. Trung ate chicken and rice for dinner. (eat)8. They talked about their holiday in Hoi An. (talk)9. Phuong returned to Hanoi yesterday. (return)10. We didn't think the food was so delicious.( not think)
A nhe!
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