Tìm giới hạn 1. lim [căn(9x^2 + 3x + 1) + 5x] x--> -vô cực 2. lim [căn(3x^2 + 1) - căn(3x^2 + 5x)] x--> -vô cực

Tìm giới hạn 1. lim [căn(2x^2x) - căn(2x^2+3)] x--> -vô cực 2. lim [căn(4x^2 + x + 1) 2x] x--> -vô cực

Multiple choices 1> At the time many ____ of The Seven Wonders of the Ancient World were no longer in existence. A/ sites B/ changes C/ sighs D/ homes 2> He was impressed by the ___ and charm of the building. A/ proof B/ treatment C/ beauty D/ trial 3> The _____ on the list of The Seven Wonders of the Ancient World were built much earlier than the Medieval Ages, but have been well known up to now. A/ heritages B/ structures C/ elections D/ candidates 4> In 2001 an initiative was started by New Open World Corporation (NOWC) to choose the New Seven Wonders of the World from a selection of 200 existing ____ for profit. A/ statistics B/ architects C/ designers D/ monuments 5> The Colossus of Rhodes was over 100 feet tall. This statue of ___ Greek Sun God was completed by the sculptor Chares in 280 BC. A/ a B/ an C/ the D/ no artical

Anh cj vẽ cho e hoa sen vs ạ màu hay không đều đc nhanh nha không e đi chơi đây

Tìm $k$ biết : $x^2$$+$$2x$+$1$ $=$ $5k$

Multiple choices 16> John Logie Baird _____ television. A/ said to have invented B/ was said to invent C/ is said to invent D/ is said to have invented 17> Penicillin ____ by Alexander Fleming. A/ was discovered B/ is said was discovered C/ is said discovered D/ said was discovered 18> Not much _____ about the accident since that time. A/ has been said B/ is said C/ is saying D/ will be said 19> It ____ that the whole village ____ by a heavy storm. A/ believed / was destroyed B/ was believed / destroyed C/ believed / destroyed D/ was believed / was destroyed 20> He _____ the last to leave the office yesterday. A/ is believed to be B/ is believed to have been C/ is believed was D/ believed to have been

Multiple choices 11> More and more animals ___ for their horns, skins, and bones. A/ report to be killed B/ reported to be killed C/ are reported to kill D/ are reported to be killed 12> ____ together with volcanic eruption. A/ It is said that earthquakes come B/ It was said that earthquakes come C/ Earthquakes are come D/ Earthquakes were come 13> Second-hand smoke ____ make people become ill. A/ is reported can B/ is reported to be able to C/ reported to be able to D/ report to be able to 14> They inform that English ____ at the meeting. A/ is speaking B/ will speak C/ will be spoken D/ has spoken 15> Smoking in public places ____. A/ hopes banning B/ hopes to ban C/ is hoped to ban D/ is hoped to be banned

Multiple choices 6> More and more tall buildings are ______ construction all over the world. A/ under B/ of C/ for D/ upon 7> ____, I found the picture of Egyptian Pyramids at Giza, which I took two years ago, in one of the drawers A/ Expected B/ Unexpected C/ Unexpectedly D/ Expecting 8> My father has worked for that ___ company for more than ten years. A/ construct B/ constructor C/ constructive D/ construction 9> There will be an official ___ ceremony of the New Seven Wonders of the World next month. A/ declare B/ declaration C/ declarative D/ declarer 10> Some of the world's natural disasters _____ overpopulation. A/ are partly caused by B/ caused partly by C/ are partly caused D/ partly caused by

vẽ chibi có ai về quê ăn tết ko ạ bùn qué năm nay không đc về quê vì dịch chị trà (chủ nick )chuồn về quê ko rủ e bỏ e ở lại chán thật sự

Multiple choices 1> At the time many ____ of The Seven Wonders of the Ancient World were no longer in existence. A/ sites B/ changes C/ sighs D/ homes 2> He was impressed by the ___ and charm of the building. A/ proof B/ treatment C/ beauty D/ trial 3> The _____ on the list of The Seven Wonders of the Ancient World were built much earlier than the Medieval Ages, but have been well known up to now. A/ heritages B/ structures C/ elections D/ candidates 4> In 2001 an initiative was started by New Open World Corporation (NOWC) to choose the New Seven Wonders of the World from a selection of 200 existing ____ for profit. A/ statistics B/ architects C/ designers D/ monuments 5> The Colossus of Rhodes was over 100 feet tall. This statue of ___ Greek Sun God was completed by the sculptor Chares in 280 BC. A/ a B/ an C/ the D/ no artical