Tìm x, biết: x^3 – x^2= 4x^2 – 8x + 4

giúp mình giải câu 3 cuối cùng với ạ mình hứa cho 5 sao với câu tl hay nhất ạ vìmình đang cần gấp mình cảm ơn ạ

IV. Complete the sentences, using although, despite, in spite of, however, or nevertheless. Sometimes, two answers are possible. 1. difficulties, the firemen managed to save many people who were caught in the fire. 2. he got top marks at high school, he never went to university. 3. She failed the test she studied hard. 4. Everyone thought she would accept the offer. , she turned it down. 5. We enjoyed our holiday the rain. V. Rewrite the sentences, using the words in the brackets. Change other words in the sentence if necessary. 1.The new restaurant looks good. It seems to have few customers. (however) 2.We had planned to walk right round the lake. The heavy rain made this impossible. (although) 3.Mary was sick. She didn’t leave the meeting until it ended. (despite) VI. Complete the sentences with the words in the box. action animated comedy horror western musical romance film science-fiction drama 1. We are going to the cinema to see a . 2. A is a play in a theatre or on television or radio, or plays and acting generally. 3. There are always cowboys in a . 4. I love films. They’re very exciting. 5. Have you ever seen this ? It’s really funny. 6. Dracula is the best film I’ve ever seen. 7. My favourite films have beings from Mars. 8. I watched this last week. The singing and dancing are great. 9. The Lion King is an excellent film. I love cartoons. 10. He falls in love with I.Find the word which has a different sound in the part underlined. a pretty girl. It’s a beautiful . 1. A. picked B. clicked C. promised D. delivered 2. A. wanted B. developed C. needed D. included 3. A. jumped B. loved C. washed D. liked 4. A. actor B. acting C. address D. action 5. A. long B. boring C. shocked D. comedy II. Find which word does not belong to each group. 1. A. interesting B. exhausting C. tired D. exciting 2. A. actor B. comedy C. director D. editor 3. A. entertaining B. exciting C. shocking D. acting 4. A. despite B. in spite of C. because of D. although 5. A. plot B. documentary C. horror D. thriller Mọi người giải giúp em với ạ !Em cảm ơn ạ

Tôi cần gấp. Thanks every body

Giải giúp em với ạ, em cần gấp lắm ạ

Trong thí nghiệm giao thoa ánh sáng với khe I-âng, a = 1 mm. Hai khe được chiếu bởi ánh sáng đơn sắc có bước sóng λ = 0,5 µm. Tính khoảng cách giữa hai khe đến màn quan sát để trên màn tại vị trí cách vân trung tâm 2,5 mm ta có vân sáng bậc 5. Để tại đó có vân sáng bậc 2, phải dời màn một đoạn bao nhiêu? Theo chiều nào ?

Tìm ba số tự nhiên liên tiếp biết rằng tích của hai số đầu ít hơn tích của hai số cuối 192 vị . Giải thích giúp em luôn ạ

Mọi người giúp em câu 4, 5 với ạ

Mọi nguoi giup e voi Em tham khao voi a

tìm số nguyên x biết x+1 chia hết cho x^2+7