1. A          6. A          

2. C          7. B         

3. B          8. C          

4. D          9. D        

5. D         10. C

bạn có hướng dẫn rùi thây

bạn ơi câu f phân số cuối phải là -77 bạn ktra lại xem có sai đề ko nhé

thấy đúng và hiểu thì tick mình nhé

mình lười nên nói cách làm nhé

B1: chuyển \(\dfrac{6}{x^2-9}\)sang vế trái và thêm dấu trừ ở trc \(\dfrac{6}{x^2-9}\)và vế phải =0

B2: để ý thấy \(x^2-9\)=(x-3).(x+3) tức là hằng đẳng thức số 3 ý

B3: quy đồng mẫu , mẫu số chung là (x-3).(x+3).(2x+7)

B4: chia cả hai vế cho (x-3).(x+3).(2x+7)

lưu ý : bước này là dấu⇒ chứ ko phải dấu ⇔ nhé

B5: giải pt như bình thg thui

Hãy nêu cảm nhận của em về hình ảnh người đi đường trong bài thơ "Tẩu lộ" 

(làm thành bài văn nhé)

1. Water (cover)…………covers……….. most of the Earth’s surface.

2. Look at those black clouds! It (rain)…………is raining…………………………

3. She has a lot of novels ( write)………written………….. in English.

4. We are tired of (work)……………working …………..for low salary.

5. Would you mind if I ( take)…………took……………………..a photo?

6. This is the second time you (break)…………have broken………………….a cup.

7. I ( just buy ) ………have just bought……………a new shirt.

8. My brother came in while Tom and I ( play ) ………were playing…………… chess

1 " You should stay in bed fof a few days "

= He advised me to stay in bed for a few days

2 " You ought not to eat fatty food "

= He advised me not to eat fatty food

3 " You should join an English speaking club ", Lam said

= Lam said that i should join an English speaking club 

=Lam advised me to join an English speaking club

4 " You shounldn't waste so much time chatting on the Net ", Lam said

= Lam said that i shounldn't waste so much time chatting on the Net 

= Lam advised me not to waste so much time chatting on the Net 

5 " You should not red too many comic books ", Lam said.

= Lam said that i  should not read too many comic books 

= Lam advised  me not to read too many comic books 

6 Mr.Lam said: "Thien should learn more new words by heart"

= Mr.Lam said that Thien should learn more new words by heart"

7 Mr.Lam said: "Binh should make a list of new words in alphabetical order" .

= Mr.Lam said that Binh should make a list of new words in alphabetical order

8 She always swam when she was 15.

= She used  to swim when she was 15.

9 Mr.Michel grew tulips but he doesn't any more.

= Mr.Michel used to grow tulips

10 John stopped smoking.

= John used  to smoke 

11 When Lan was small, she used to cry a lot.

= Lan often cried a lot When she was small

12 He doesn't love me anymore.

= He used  to love me

13 David used to have long hair.

= David no longer has long hair

14 Maryam usually plays the piano at night.

= Maryam is used to playing the piano at night.

15 This is the first time he has gone abroad.

= He hasn't gone abroad be4 

16 This is the first time I have had such a delicious meal.

= I haven't had such a delicious  meal be4

17 I have never read such a romantic story before.

= This is the first time i have read such a romantic story

18 I've never met such a famous person before.

= It's the first time i have met such a famous person

Cho biểu thức A= \(\dfrac{x-3}{2x+3}\) . Tìm các giá trị nguyên của x để A nhận giá trị nguyên.