$3/7^{-5}$ = $3/7^{2-7}$
$7^{-3}$ = $7^{3-6}$
$-4^{-4}$ = $-4^{2-6}$
$-2^{-5}$ = $-2^{1-6}$
Xin hay nhất nhé :)
Đáp án+Giải thích các bước giải:
Công thức: `(a/b)^-n =(b/a)^n`$\\$`1.`$\\$`(3/7)^-5 =(7/3)^5`$\\$`2.`$\\$`7^-3=1/7^3`$\\$`3.`$\\$`-4^-4= -1/4^4`$\\$`4.`$\\$`-2^-5= -1/2^5`
Choose the word that is pronounced differently from others: * A. joke B. local C. blond D. sociable Choose the word that is pronounced differently from others: * A. fourteen B. volunteer C. seem D. free "Would you_________ to go to the movies with me?" – "I'd love to." * love like want mind He is not ____________ get married. * A. enough old to enough old for old enough to old enough for Her mother ____________this city two years ago. * A. left B. leaves C. is leaving D. will leave Alexander Graham Bell was born __________ March 3, 1847. in at on during Don't come in. Please wait _________ for your turn. inside outside downstairs upstairs The children are old enough to look after __________. * A. themselves B. ourselves C. herself D. for themselves We ought __________ the wardrobe in the corner opposite the bed. * A. put B. putting C. to put D. puts The calendar is ________ the clock, _________ the picture and the lamp. * A. on/next to B. under/between C. behind/between D. above/on We usually (go) ___________ to the library three times a week, but last week we (go) __________ twice. * went / went go / go go / went went / go Nga and Hoa (see) __________________ a movie tonight. is seeing are seeing will see see Do you have any close friends? I have two close friends, Hanh and Mai. We are in the same class. We are also neighbors. Hanh is a beautiful girl with big black eyes and an oval rosy face. She is an intelligent student who is always at the top of the class. She likes reading, and she often goes to the library whenever she has free time. Mai isn't as beautiful as Hanh, but she has a lovely smile and looks very healthy. Mai is very sporty. She is a volleyball star of our school. She is very sociable and has a good sense of humor. I love both of my friends and I always hope our friendship will never die. * The author has 2 friends The author has 2 friendships The author has 2 close friends The author has 2 social friends Do you have any close friends? I have two close friends, Hanh and Mai. We are in the same class. We are also neighbors. Hanh is a beautiful girl with big black eyes and an oval rosy face. She is an intelligent student who is always at the top of the class. She likes reading, and she often goes to the library whenever she has free time. Mai isn't as beautiful as Hanh, but she has a lovely smile and looks very healthy. Mai is very sporty. She is a volleyball star of our school. She is very sociable and has a good sense of humor. I love both of my friends and I always hope our friendship will never die. * Hanh likes volleyball Hanh is sociable Hanh likes reading Hanh has a square face What does Hanh look like? * What does Mai look like? * Peter is too young to see the horror film. --> Peter is not.......... * Her hair is long and black --> She has * The film was so boring that I felt asleep --> Because..
chuyển câu chủ động sang câu bị động 1.they have given many talks on history and development of may day. =>Many talks ............................................... 2.the clowns made the audience laugh a lot. => the audience....................... 3.they say that he has built this house for sale. =>this house...................... 4. He had someone repair his roof yesterday. =>he had his roof.................. 5.i need to polish my shoes . =>my shoes need........... help me:)))
Complete the sentences with the correct comparative form of the words in the box. friendly useful important cold crowded bad high exciting thin narrow 1. In Canada, January is ___________________ than March. 2. I think that good health is ___________________ than money. 3. You look ___________________. Have you lost weight? 4. I couldn’t get a seat in the restaurant. It was ___________________ than usual. 5. Mountains are ___________________ than hills. 6. I think that people who live in villages are ___________________ than people in big cities. 7. My exam results were ___________________ than I expected. 8. I think New York is ___________________ than Houston. 9. These trousers are too wide. Do you have any that are ___________________? 10. I like my new dictionary. It is ___________________ than the last one.
giúp mik vs cảm ơn ......................
Giúp mình với ạ!! Làm chi tiết giùm
mọi người giúp mình với hứa sẽ đánh giá 5 sao cảm ơn trước
giải thích chi tiết có ngay hay nhất nhé
vẽ mầm tức giận NL: dạo này mấy mod toàn chơi xấu, xóa câu tl của ng ta ( mặc dù tự tl và đúng) để lấy slot cho mình. càng ngày hỏi đáp càng kém đi, nhờ mấy mod kiểu loại đấy , ad và mod toàn bao che cho nhau. nói thật thì hỏi đáp kiểu có hiện tượng bảo che ( giống tham nhũng ấy ) . chả ai vừa lòng loại đấy.
Choose the correct adjectives to complete the sentences. 1. The road is not _____________ (wide/ narrow) enough for two cars to pass comfortably. 2. Inside the cathedral, it’s _____________ (noisy/ peaceful) and quiet. 3. Those shoes are really _____________ (cheap/ expensive) - they only cost £25. 4. My house is rather far from my school, so it’s a bit ____________ (convenient/ inconvenient). 5. Kids always find Christmas _____________ (exciting/ boring). They are always looking forward to Christmas. 6. The air in the countryside is fresh and _____________ (polluted/ unpolluted). 7. Hoi An is a(n) _____________ (old/ modern) town near Da Nang. 8. There are a lot of shops nearby, so the streets are always busy and _____________ (noisy/ quiet) during the day.
Viết 3 câu (khoảng 2-3 dòng trên vở ghi) theo kiểu đưa dẫn chứng trong đoạn văn nghị luận phục vụ cho vấn đề nghị luận lòng giữ chữ tín về: Nguyễn Bá Thanh
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