Thu gọn biểu thức sau: `B=(x+2)^2-x(x-1)+(x-2)(x+2)`

7h mình cần rồi ạ, làm tắt tắt xíu cũm đượcc

giụp e với ạ . Cho hình vẽsau: Cho biết HB = 5cm, HC = 20cm. Tính AH, AB, AC. (làm tròn kết quảtính đến chữsốthập phân thứba).

Ai giúp mình câu b với, hứa vote 5 sao ạa

giải giúp tui với 7h tui đi học rùi huhu=((

An toàn hơn nhiều rồi nên không thể nói là không thể chấp nhận được thì

giúp mik với các bạn trc 7h chỉ điền dấu * thôi ko khó đâu

III. READ AND COMPLETE THE PASSAGE WITH THE WORDS BELOW: Advantages of watching television advisers - motivate - expensive - cultures - educational I love watching TV and i think watching TV brings lots of benefits. In this busy, (1).................... life, television is an easy and cheap source of entertaiment. By watching international news, we are kept informed and up-to-date with breaking news around the world. Some shows and channels (like PBS and Discovery) offer (2).................. programs that can increase our knowledge and make us more aware of the world around us. Do-it-yourself shows give us easy access to all kinds of information: Cooking channels offer new recipes and methods, home improvement shows introduce us to many money saving DIY tips, and financial (3)................. give advice for managing finances and investing money, for example. Television can also be a good way to help people learn a different language. Some shows can (4)................. people who are interested in that fieldand help them to pursue their dreams. TV can expand your mind. Some shows let you travel vicariously and teach you about different people, (5)...................., ideas, and places you mightnever encounter in real life. Watching a variety of shows might give us a broader understanding of the world we live in and expose us to things we might otherwise never come across in our own lives.

giúp mình với, ko cần phải trình bày đâu, nêu ý chính thôi

Cali: Phốt Nl: t xin phốt "bạn" Tea về việc bạn ấy cali xấu mà cứ trl Họa ạ tiếp ở cmt