Lm chs mik bài 2 và bài 3 lm đầy đủ ko vt tắt

C=1phần2+3phần2|x-1phần3| Các bạn nhớ giảng cho mình nha mình ko hiểu.ko cần giải đâu Thanks

Các bạn ơi giúp mình bài này với

Tính giá trị biểu thức sau bằng cách hợp l :

1.Read the passage then answer the question At present , the celebration of New Year is a major celebration worldwide . It is time to say goodbye to the past and to think about new beginnings . On these days , people get together with family and friends on December 31st to eat , drink dance and welcome January 1st at midnight . In many countries , New Year holiday lasts for several days In many Western countries people make New Year’s resolutions . They make promises to themselves to make changes in their lives over the coming year , such as to quit tobacco smoking , stop drinking of alcohol , lose weight , get a new job , or learn a new skill In many Asian countries , people also celebrate the Lunar New Year ,usually in late January or early February . People spend time with family , eat special foods. Question : 1.Does Neư Year only occur in Asia? 2.What changes do people promise to make in Western countries? 3.When do people welcome January1st ? 4.What do you and your family often do on Lunar New Year?

Bài 2: Tính tổng các đơn thức sau, cho biết phần hệ số, phần biến, và bậc của mỗi đơn thức vừa thu được. a) a) $\frac{1}{2}$$xy^{2}$ - $\frac{3}{4}$$xy^{2}$- $\frac{5}{6}$$xy^{2}$ b) $\frac{1}{2}$$ab^{2}$ -$\frac{7}{8}$$ab^{2}$+ $\frac{3}{4}$$a^{2}$b - $\frac{6}{8}$$a^{2}$b-$\frac{1}{2}$$ab^{2}$

vẽ hai hình này nha mn không cần viết chữ trên đầu tấm thứ nhất nhớ tô màu và thêm chữ kí nha

What is the Spoil Yourself Club? The Spoil Yourself Club is for your every need. Once you pay the $10,000 membership fee you can call us at any time and get us (30) arrange / to arrange almost anything you want. What can you get for me? We can get almost anything for you. For example, if you need a new designer dress for a special party we can have a top designer (31) produce/produced something for you within a few days. If you need a table at a five-star restaurant we can (32) have had/have the best table (33) reserved / to reserve for you at just an hour’s notice. If you’ve had (34) canceled a flight / a flight canceled, we can get one of our pilots (35) to fly/fly you anywhere you desire in our private jet. What about other services? If you’ve had a hard day at the office and just want a relaxing massage, we have a team of excellent therapists ready to help. You can have your hair and make-up (36) to be done/done by our expert beauticians. But we haven’t forgotten about those everyday problems. So, if your central heating system breaks down we will get a plumber (37) coming / to come to your house in half an hour. If your car needs (38) servicing / to service, we can have a mechanic collect your car and return it to you later the same day.

√3sin²x + (1- √3)sinxcosx - cos²x = √3 - 1

Các bạn giúp mình với viết cả câu hộ mình ra nha