câu6 nha mn
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câu6
Bài 6:
a: 
b: PTHĐGĐ là:
x^2-x-2=0
=>(x-2)(x+1)=0
=>x=2 hoặc x=-1
Khi x=2 thì y=4
Khi x=-1 thì y=1
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Bài 2 câu6
2.6
\(2\sqrt{3}cos\left(3x-\dfrac{\pi}{6}\right)=-6\)
\(\Leftrightarrow cos\left(2x-\dfrac{\pi}{6}\right)=-\sqrt{3}< -1\)
Phương trình đã cho vô nghiệm
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mn ơi cho mình xin ảnh nhé:
câu 1:ảnh anime nữ cute
câu2:tranh cổ
câu 3:doraemon
câu4;tranh tết của em
câu5;tranh thiên nhiên
câu6;tranh conan
câu cuối cùng:chibi
các bạn chọn câu nào cũng được mình ko bắt nhé!
mình chọn câu ba
hihi
ảnh chibi :PPPPPP
hehe, sorry Nguyen :)
@DSMP
Mình trình bày câu 5.
@Cỏ
#Forever
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câu6: tính nhanh A=10+12+14+...............+96+98+100
Số số hạng: (100-10):2+1 = 46 (số)
Tổng trên là: (100 + 10) x 46 : 2 = 2530
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20 tháng 3 2022 lúc 13:00
Sắp xếp câu
6. schedule/ the/ is/ for/ my/ to/ Tokyo/ visit/ this/ two-day/.
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18 tháng 5 2022 lúc 16:14
Câu6: (1,0 điểm) Tính bằng cách thuận tiện nhất:
23´ 18,54 + 78´ 18,54 - 18,54
giúp mik z
= (23 + 78 - 1) x 18,54
= 100 x 18,54
= 1854
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= 18,54 x (23 + 78 - 1)
= 18,54 x 100
= 1854.
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23´ 18,54 + 78´ 18,54 - 18,54
= ( 23 + 78 - 1 ) x 18,54
= 100 x 18,54
= 1854
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a,A=(-12)+(+27)+(-88)+(+173)
b,B=(-2023)+(+23)-(-2000)
Câu6
a,=A-{-[+(-20)]}-{+[-(-15)]}
b,B=+{-[-(+125)]}-{-[+(-25)]}
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Khoanh tròn vào phương án tốt nhất để hoàn thành các câu6. In…………, we learn about books and write essays.A. History B. Literature C. Math D. Physics7. He…………a vacation next week. A. having B. have C. has D. will have8. He always…………in the library after school. A. will study B. studies ...
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Khoanh tròn vào phương án tốt nhất để hoàn thành các câu
6. In…………, we learn about books and write essays.
A. History B. Literature C. Math D. Physics
7. He…………a vacation next week.
A. having B. have C. has D. will have
8. He always…………in the library after school.
A. will study B. studies C. study D. are studying
9. Her group is …………a play for the school anniversary celebrations.
A. doing B. talking C. rehearsing D. playing
10. What’s your…………subject, Lan? - I like History.
A. famous B. like C. favorite D. popular
11. “What time is it?” It…………four fifteen.
A. has B. at C. X D. is
12. They put the chairs…………the middle of their garden.
A. at B. on C. in D. X
13. She is…………intelligent than her classmates.
A. least B. more C. much D. fewer
14. He had a chance to watch a horse…………in his homeland during his summer holidays.
A. trip B. racing C. volunteer D. station
15. I ’m seeing my old classmate next Sunday. He’s a very…………person. He enjoys sports very much.
A. sporty B. serious C. curious D. responsible
16. Would you like some milk?
A. Yes, I do B. No, I don’t like
C. I like much D. No, thanks
17. Nam: What’s the matter with you? You look so sad. Hai:…………
A. Forget it! B. Let me say something,
C. I don’t know the answer. D. Not at all.
6. In…………, we learn about books and write essays.
A. History B. Literature C. Math D. Physics
7. He…………a vacation next week.
A. having B. have C. has D. will have
8. He always…………in the library after school.
A. will study B. studies C. study D. are studying
9. Her group is …………a play for the school anniversary celebrations.
A. doing B. talking C. rehearsing D. playing
10. What’s your…………subject, Lan? - I like History.
A. famous B. like C. favorite D. popular
11. “What time is it?” It…………four fifteen.
A. has B. at C. X D. is
12. They put the chairs…………the middle of their garden.
A. at B. on C. in D. X
13. She is…………intelligent than her classmates.
A. least B. more C. much D. fewer
14. He had a chance to watch a horse…………in his homeland during his summer holidays.
A. trip B. racing C. volunteer D. station
15. I ’m seeing my old classmate next Sunday. He’s a very…………person. He enjoys sports very much.
A. sporty B. serious C. curious D. responsible
16. Would you like some milk?
A. Yes, I do B. No, I don’t like
C. I like much D. No, thanks
17. Nam: What’s the matter with you? You look so sad. Hai:…………
A. Forget it! B. Let me say something,
C. I don’t know the answer. D. Not at all.
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6. In…………, we learn about books and write essays.
A. History B. Literature C. Math D. Physics
7. He…………a vacation next week.
A. having B. have C. has D. will have
8. He always…………in the library after school.
A. will study B. studies C. study D. are studying
9. Her group is …………a play for the school anniversary celebrations.
A. doing B. talking C. rehearsing D. playing
10. What’s your…………subject, Lan? - I like History.
A. famous B. like C. favorite D. popular
11. “What time is it?” It…………four fifteen.
A. has B. at C. X D. is
12. They put the chairs…………the middle of their garden.
A. at B. on C. in D. X
13. She is…………intelligent than her classmates.
A. least B. more C. much D. fewer
14. He had a chance to watch a horse…………in his homeland during his summer holidays.
A. trip B. racing C. volunteer D. station
15. I ’m seeing my old classmate next Sunday. He’s a very…………person. He enjoys sports very much.
A. sporty B. serious C. curious D. responsible
16. Would you like some milk?
A. Yes, I do B. No, I don’t like
C. I like much D. No, thanks
17. Nam: What’s the matter with you? You look so sad. Hai:…………
A. Forget it! B. Let me say something,
C. I don’t know the answer. D. Not at all.
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Khoanh tròn vào phương án tốt nhất để hoàn thành các câu6. How……………is your house from school? - It’s about 20 minutes by bike.A. much B. many C. long D. far7. Nam has learnt English since, he was four and is now……………good.A. nearly B. possibly C. quite D. probably8. It is not easy……………an apartment in Ha Noi.A. find ...
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Khoanh tròn vào phương án tốt nhất để hoàn thành các câu
6. How……………is your house from school? - It’s about 20 minutes by bike.
A. much B. many C. long D. far
7. Nam has learnt English since, he was four and is now……………good.
A. nearly B. possibly C. quite D. probably
8. It is not easy……………an apartment in Ha Noi.
A. find B. finds C. to find D. finding
9. Schools in Viet Nam are different…………..those in the US.
A. from B. for C. in D. at
10. The bathroom in her house has a sink, a tub and a…………..
A. armchair B. shower C. refrigerator D. stove
11. He usually starts work……………six in the morning.
A. in B. on C. at D. to
12. There is……………wine in the red cup than in the orange cup.
A. a few B. a little C. less D. fewer
13. I never drink……………orange juice for breakfast.
A. a lot of B. much C. A & B D. many
14. Come in and have a……………
A. seat B. sit C. table D. chair
