Nêu cách so sánh số có nhiều chữ số Giải hết cho tui nha!!!

CM các bất đẳng thức sau bằng cách xét từng khoảng giá trị của biến a)A=x^4+x ³ +x²+x+1>0 b)C=x^8-x^7+x^4-x+1>0 Giusp mik với mik cần gấp lắm!!!

Đinh Bộ Lĩnh gây dựng căn cứ ở đâu? A. Hoa Lư (Ninh Bình) B. Lam Sơn (Thanh Hóa) C. Triệu Sơn (Thanh Hóa) D. Cẩm Khê (Phú Thọ)

anh chị giúp em với : ((( a) 2x + 36 : 12 = 53 b) | x + 7 | = | -15| c) 19 – | x – 1 | = 4 nhanh nha :((

Ex1: Combine the sentences, using an appropriate coordinating conjunction in the box and but or so 1. It takes a lot of time to cure this disease. You need to be extremely patient 2. Anne is a gorgeous girl. She has a pleasant personality 3.It is raining hard. We postpone our boat trip 4. He dreams of being the best student. He never studies hard 5. My bicycle is broken. I have to take the bus to school 6. He is a brilliant doctor. He is a loving father 7. I need to tidy my room. My mom will be angry with me 8.My house is quite old. Living in it is comfortable MN GIÚP MK VS Ạ

1. Even though they were losing at half-time. They won in the end. (Despite) 2. Despite the heat, Diana wore her winter clothes. (Although) 3. Tom is very difficult to understand. He has a weird accent. (Because of) 4. John has done well in French, but not so well in Maths. (While) 5. I tried to persuade her. I didn't succeed, however. (Although) 6. It was raining, but i went swimming anyway. (In spite of) 7. Ann felt ill, but she insisted on going to work. (Despite) 8. Paul moved to Paris. He has a new job. (Because) 9. In spite of his early lead, Hudson lost the race. (Although) 10. We expected Lary to accept the job, but he didn't. (Even though) 11. John crashed his truck. He was driving too fast. (Because)

Thiết kế Skin Mini World nha anh chị em ơiiiii Vẽ đúng như bản thiết kế để tạo skin nha Nghèo ko tiền nạp đành tự nhờ cộng đồng hoidap247 Vẽ hộ cho chứ sao giờ Chụp thật rõ nét cho em vs ak Ko cần nhanh đâu ak Vì em ko năng khiếu vẽ nên nhờ chuyên gia ak

Mn ơi giúp mình với (1+ căn 5)/ (căn 15 - căn 5 + căn 3 - 1)

chứng tỏ rằng số nguyên tố P lớn hơn bằng 5 , khi chia hết cho 6 có thể dư 1 hoặc 5

C/m: (a+b) ² - (a-b)(a+b) = 2b(a+b) HELPPPP