a: Bạn chụp rõ đề lại nha

b: \(9A=\dfrac{3^{125}+9}{3^{125}+1}=1+\dfrac{8}{3^{125}+1}\)

\(9B=\dfrac{3^{124}+1-1}{3^{124}+1}=1-\dfrac{1}{3^{124}+1}\)

mà 8/3^125+1>0>-1/3^124+1

nên 9A>9B

=>A>B

/^/ : Cup, heart, cult, dust, uneaty, aunt, unable, umbrella, blood, young.

/a:/ : còn lại.

friendly

happy

meeting

impress

widely

C - A - C

C

A

C

c-a-c

C - C - B - D - A - B - A - B - A  - B

d - b

D-B

D

B

theo mk thì c sai nhé

naughtier - the naughtiest 
farther/further - the farthest/furthest
more beautiful - the most beautiful
better - the best
more excellent - the most excellent 
more diverse - the most diverse
worse - the worst
friendlier - the friendliest
more important - the most important
more - the most

Mà comparition và superlative là gì vậy bạn?🤔🤔🤔

B - C - D - C - A - B - D - C - A - B

tham khảo :
1.His illness was ________ than we had thought at first.
A. much serious
B. more serious
C. serious
D. most serious
2. Nam is _______ in his class.
A. taller
B. the most tall
C. the tallest
D. more tall
3. Traveling by plane is _______ than traveling by car.
A. fast
B. more fast
C. the most fast
D. faster
4. Actually, today I feel ______ than I did yesterday.
A. the worst
B. worst
C. worse
D. bad
5. Could you speak Vietnamese _______ than, so I can understand what you mean?
A. more clearly
B. clearly
C. the most clearly
D. the clearest
6. That flight ticket is _________ of all.
A. expensive
B. the most expensive
C. more expensive
D. the expensive
7. Phong works ________ than most of him friends.
A. a lot more hardly
B. more hardly
C. many harder
D. much harder
8. I tried to spend ______ money.
A. little
B. less
C. the least
D. the less than
9. My friend is much _______ than me.
A. prettier
B. pretty
C. the prettiest
D. more prettier
10. My mom speaks Korean ______ I do.
A. fluently
B. more fluently than
C. more fluently
D. most fluently

Đâu nhất thiết giống nhau là cop,chj ấy cs thể vừa làm vừa suy nghĩ nên làm lâu hơn bạn một chút?