Cho phương trình (d):(m+2)x+(m-3)y-m+8=0.Tìm m để: a)(d)//Ox b)(d)//Oy c)(d) luôn đi qua điểm cố định A(-1;2)

giải 2 pt này giúp mik nha, hứa vote và cảm ơn đầy đủ

dịch và điền hộ mình bài 1 nha còn bài 2 thif dịch hộ mình nha

you don't need to take ___ food on the trip A. a B. some C. any D.the

Đề: Vẽ anime/chibi Y/c: Tradi not digi Kị cam máy tính Không đổi đề Không vi phạm luật hỏi đáp Đẹp, xấu = 1* Không vẽ trên giấy ô li, kẻ ngang 40 điểm nên có tâm giúp ạ #Thanks

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Câu 1: Trong các phản ứng sau, những phản ứng nào đúng (có xảy ra): a. 2NaHSO4 + BaCl2 → Ba(HSO4)2 + 2NaCl b. 2NaHSO4 + BaCl2 → BaSO4 + Na2SO4 + 2HCl c. NaHSO4 + BaCl2 → BaSO4 + NaCl + HCl d. 4NaHSO4 + BaCl2 → Ba(HSO4)2 + 2Na2SO4 + 2HCl Câu 2: Trong các phản ứng sau, những phản ứng nào đúng (có xảy ra): a. Mg(HSO4)2 + 2NaOH → Mg(OH)2 + 2NaHSO4 b. Mg(HSO4)2 + NaOH → NaHSO4 + MgSO4 + H2O c. Mg(HSO4)2 + 2NaOH → Na2SO4 + MgSO4 + 2H2O

CMR: Hình thang có hai đường chéo = nhau là hình thang cân Giúp mk sẽ vote ɪ

Mn giúp em vs ạ em cần gấp lắm cảm ơn rất nhiều ạ : Rewrite the following sentences using the impersonal passive. 1. People know that he is armed. - It ……………………………………………………………………….. - He ……………………………………………………………………….. 2. It is believed that the man was killed by the terrorist. - The man ……………………………………………………………………….. 3. People think that the company is planning a new advertising campaign. - It ………………………………………………………………………………….. - The company……………………………………………………………………….. 4. It was reported that the President had suffered a heart attack. - The President ……………………………………………………………………….. 5. It is said that the man was driving at 110 miles an hour. - The man ……………………………………………………………………….. 6. People know that the expedition reached the South Pole in May. - It …………………………………………………………………………………….. - The expedition ……………………………………………………………………….. 7. It is said that there is a secret tunnel between them. - There ……………………………………………………………………….. 8. People consider that she was the best singer thar Australia has ever produced. - It ……………………………………………………………………………….. - She …………………………………………………………………………….. 9. It is expected that the weather will be good tomorrow. - The weather …………………………………………………………………….. 10. A lot of people believed that the Prime Minister and his wife had separated. - It ……………………………………………………………………………….. - The Prime Minister and his wife………………………………………………… 11. Someone reported that the situation was under control. - The situation……………………………………………………………………………… 12. It is said that she works 16 hours a day. - She…………………………………………………………………………………………