Giải ra giấy và ghi số câu nhé.

Bài 4: a) Hãy phát biểu định lí được diễn tả bởi hình vẽ sau. b) Viết giả thiết và kết luận của định lí đó bằng kí hiêu

cứu em !!!!!! em đang cần gấpppppppppppppppppppppppppppppppppppppppppppp

Bây giờ bài toán của con em mik ,nó bảo là pk giả thích như cô cơ Nên giờ tịt luôn

B1 : Tính hợp lí a. 5/11 + 6/11 × 7/3 - 6/11 ×4/3 b. 7/25 × 3/4 + 7/25 × 1/4 - 32/ 35

helpppppppppppppppppppppppppp meeeeeeeeeeeeeeeeeeeeeeeeeeee

Exercise 1 : Complete the following sentences using the past continuous forms of the verbs in brackets. Question 1 : This time last year I_____(live) in Brazil. Question 2 : What you_____(do) at 10:00 last night? Question 3 : At that time yesterday, I_____(write) a letter. Question 4 : She____ (learn) English at school at 7:45 yesterday morning. Question 5 : - What you_____(do) at this time last night? - I was asleep. Question 6 : Matt burned his hand while he_____(cook) lunch. Question 7 : I saw you in the park yesterday. You_____(sit) on the grass and _____(read) a book. Question 8 : When I came home, my mother_____(prepare) the meal. Question 9 : Jane_____(wait) for me when I arrived. Question 10 : Yesterday evening, while my mother_____(cook) in the kitchen, my father_____(watch) the news on TV. Question 11 : Just as I_____(leave) the house, I heard an explosion from the inside the lab. Question 12 : When Beth arrived, we_____(have) dinner. Question 13 : Why didn’t you listen to me while I (talk)_____with you? Question 14 : Michiko couldn’t come to the phone when the director called her because she_____(work) in the factory. Question 15 : I_____(enjoy) the party, but Chris wanted to go home.

chỉ cần dịch hết thui ạ ko cần làm ạ !

tìm x A, 6 chia hết (x-1) b, 14 chia hết (2x+3)

giúp mik nha m.ng ơi , em cần gấp