3 căn bặc 2 của x+5+căn bậc 2 của 3-x=4

xét dấu các biểu thức sau gấp hộ em với 50 đ vote đầy đủ ạ

Giusp mik vs nhé. Mik đanng cần gấp. Mik sẽ cho 5 sao và câu tlhn

VI. Rewrite the sentences so that they are nearest in meaning to the sentence printed before them. 31 I have my friend help my homework. I have my homework 32 The police has just released Mr. Brown. Mr. Brown 33 “You had better not lend Dick any money, Mary”, said Peter. Peter advised Mary 34 Dogs can swim better than cats can. Cats cannot 35 Susan said, “My sister is coming to see me next week.” Susan said VII. Use the correct form of the word given in each sentence. 36 I___________(watch) a science fiction film on TV at 9.00 tonight. 37 Our teacher says that new technology___________(make) many workers jobless in the future. 38 If you use robots to do the housework, you____________(become) lazy 39 If the students reviewed all lessons, they _____________(do) the test well. 40 After the thief_____________(leave) the house last night, the police ______________(come)

Giúp mình câu d thoi nha plss mik cần rất gấp ạ

Mình cần gấp ạ, giúp mình vs plssssssss

III. Choose the word or phrase (a, b, c or d) that best fits the blank space in each sentence. 11 Water pollution can put negative __________ on our health. a. contamination b. affects c. effects d. problems 12 A: How can light pollution __________ animals? B: It can make animals change their behavior patterns. a. cause b. make c. affect d. lead 13 The dove is a universal __________ of peace. a. symbolizing b. symbolize c. symbolic d. symbol 14 The city has an atmosphere which is quite __________. You will never feel like that in other places. a. important b. normal c. unique d. common 15 __________ about the storm that stroke Hanoi last night? a. Did you hear b. Do you heard c. Have you hear d. Did you heard 16 Many people __________ because of the earthquake last week. a. did injure b. injured c. have injured d. were injured 17 When I looked at the river, I knew it __________ for a long time. a. had contaminated b. had been contaminated c. was contaminated d. contaminated 18 All flights to Ha Noi had to be cancelled __________ the storm. a. as a result b. due to c. because d. so 19 When we were young, we __________ in the river near our home. a. used to swim b. have swum c. had swum d. were swimming 20 The festival________________ in the communal house yard every year a. are held b. was held c. is held d. were held IV. Choose the underlined word or phrase (A, B, C or D) that needs correcting. 21 I enjoy to go abroad every year a. enjoy b. to go c. abroad d. every year 22 We are very surprised that he won the first prize a. are b. surprised c. won d. the first 23 Tom lives in a house built on 1995. a. lives b. in c. built d. on 24 I had dinner with my parents at 8 P.M yesterday. a. had b. with c. at d. yesterday 25 Do you finished your homework yet? a. Do b. finished c. your d. yet

Đề bài là điền đại từ nhân xưng phù hợp vào chỗ trống

Giúp mik đc ko ạ, mik đang cần gấp lắm

Tìm giá trị lớn nhất của các biểu thức sau M= |x-1|-|x+3|