Trong 1 đồ thị hàm số làm sao mik phân biệt đc a,b,c,d "> or < 0" vậy ạ???

Làm bài 3,bài5,bài6 nha vote 5 sao

III. Rewrite the second sentence in such a way that it has the same meaning as the one before it 1. I have never read such a romantic story This is 2. We started cooking for the party four hours ago We have 3. How long is it since they bought the house? When 4. It’s years since we decorated this room We haven’t 5. She hasn’t been to the hairdresser for three months It’s 6. I’ve never met such a famous person before It’s 7. They last visited me five years ago They haven’t 8. I haven’t been to Bristol for 3 years The last time 9. Laurence hasn’t seen his sister since she left for Japan Laurence last 10. Lucy hasn’t worn that dress since Barbara’s wedding The last time 11. My sister has studied French for 2 years My sister began 12. I have never seen such a mess in my life It’s 13. Robert and Catherine have been married for 4 years It’s 14. When did Catherine and Henry get engaged? How long 15. I have never seen a dirtier-looking dog It’s 16. Mary rang hours and hours ago It’s 17. Tom is ill. He became ill three days ago Tom 18. It’s 2 years since she left university She 19. I have never tasted such a delicious cake in my life This is 20. How long is it since you saw Mary? When

Vẽ tia phản xạ của điểm S đặt trước gương phẳng đi qua A

write a composition about 120-150 words on the following topic"what should we do to help the community" KHÔNG CHÉP MẠNG SỬ DỤNG TỪ VỰNG CỦA LỚP 7-8 THÔI!!!

Aiagiúp mk vs ạ mk đg cần gấp ạ

Hội Việt Nam cách mạng thanh niên phát triển thành các tổ chức cộng sản ?

Chứng minh rằng trong: a) 6 số nguyên dương liên tiếp lớn hơn 3 có tối đa 2 số nguyên tố. b) 30 số nguyên dương liên tiếp lớn hơn 5 có tối đa 8 số nguyên tố.

111 x 222 x 333 x 444 x 555 x 666 x 777 x 888 x 999 tính bằng cách thuận tiện nhất

Vẽ cho mị anime phiên bản quả dâu tây biến thành nha có chữ kí Đẹp nha