Tìm GTNN của biểu thức a,A=(2x+1/3)^7-1 b,B=(x+1)^2+(y+3)^2+1

Mn giúp e với ạ, e cần gấp ạ, cảm ơn mn

Chức năng phương tiện lưu thông của tiền tệ được biểu hiện như thế nào? Khi thực hiện chức năng này có nhất thiết là tiền vàng không?

hãy điền những từ thích hợp : giúp a) Qua điểm A ở ngoài đt a; có không quá một đt ss với.. b) Qua điểm A ở ngoài đt a chỉ có một đt ss với.. c) Nếu qua điểm A ở ngoài ddt a có 2 đt ss với a thì... d) Cho điểm A ở ngoài đt a đường thẳng đi qua A và ss với a là..

Chức năng thước đo giá trị của tiền tệ được biểu hiện như thế nào ? Vì sao tiền tệ có chức năng này?

Cần gấp vote 5 sao Talk about a successful motor company you know You shoud: What kind of products the company produce Why you think this company is successful How could they advertised their products And also say whether your country has

bài 1 rút gọn biểu thức (x+1). (x ²-x + 1) - (x-1 ) ( x ²+x + 1) (2x+1) ²+4(3x-1) ²-4(2x+1)(3x-1)

Giải dùng nhé câu12 x/13 ÷3/7=3/6

tính giá trị biểu thức 1. 3 ² . 2 ³ + 2 ³ . 3 ² 2. 3 . 4 ² - 2 ² . 3 3. 2 ³ . 5 ² - 3 ² - 10 4. 3 ³ . 3 ² + 2 ³ + 3 ² 5. 5 . 4 ³ + 2 ngũ 4 . 5 6. 3 ² . 5 ² - 4 ² + 7

41 Would you like (come) ................... in my car? ~ No, thanks. I'd rather (walk). ................... 42 It is better (put) ................... your money in a bank than (keep) ................... t under your bed in an old stocking. 43 The bank robbers made the cashier (show) ................... them how (open) ................... the safe. 44 If you knew he was wrong, why didn't you (say) ................... something? 45 It's better (be) ................... sure than sorry. 46 I saw the driver (open) ................... his window and (throw) ................... a box into the bushes. 47 That is far too heavy for one person (carry) ................... ; let me (help) ................... you. 48 I saw the plane (crash) ................... into the hill and (burst) ................... into flames. 49 There is nothing (do) ............... but (wait) ................ till somebody comes (let) ............... us out. 50 He heard a cock (crow) ................... in a neighbouring village. 51 You may as well (tell) ............. us the truth. It will (be) ........... easy (check) ............. your story. 52 The American said he had seen nine presidents (come) ................... and (go) ................... . ~ He must (be) ................... a very old man. 53 Would you rather (be) ................... more stupid than you look or (look) ................... more stupid than you are? 54 I have a lot of homework ( do) ................... tonight, so I cannot go out with you. 55 it is really interesting ( read) ................... these books. 56 He felt lonely, he had no friends ( play) ...................with. 57 He doesn’t have enough money ( buy) ................... a new house. 58 His explanations were difficult ( understand) ................... 59 I felt something (bite) ................... my finger. 60 I will let you ( borrow) ................... my car as long as you promise ( be) ................... careful. 61 They decided ( not/ go) ................... to the park because it was raining hard 62 The sea wasn’t warm enough for us (go) ................... swimming. 63 I was too tired ( do) ................... any more work. 64 As she drove past his house she noticed him ( run) ................... away from home. 65 I want you ( tell) ................... me the whole truth. 66 We had nothing ( do) ................... except looking at the cinema posters