Which number is irrational ?a. căn 121 b. 16,121314...c. 0,0071d. -4/3

K

Khách

Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.

Mua vip

NH

Nguyễn Hương Giang

15 tháng 8 2015 - olm

Which number is irrational ?
a. căn 121
b. 16,121314...
c. 0,0071
d. -4/3

#Hỏi cộng đồng OLM #Toán lớp 8

1

HT

Hoài Thương Là Tên Mình

15 tháng 8 2015

b,16,121314...

****

Các câu hỏi dưới đây có thể giống với câu hỏi trên

L1

lmtaan_ 1342

9 tháng 7 2020

Alice is playing with words. At each tick of her grandfather’s clock she swaps two letters. What is the smallest number of clock ticks during which she can change WORDS to SWORD?(A) 3 (B) 4 (C) 6 (D) 7 (E) 8 This pinwheel star is formed by rotating a right-angled triangle around one of its corners. What is the angle at each of the nine tips that are marked with dots? (A) 30◦ (B) 40◦ (C) 45◦ (D) 50◦ (E) 60◦ I have twelve paint tins each capable of holding twelve litres. Half...

#Hỏi cộng đồng OLM #Toán lớp 8

0

TT

Trần Thị Diệu My

15 tháng 3 2016 - olm

Exam number 219:12Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part. Example: 0.5)Question 1:Given .Find the value of "" such that its degree is equal to 4.Answer: The value of "" is Question 2:The value of with is Question 3:Given . The degree of is Question 4:Given .The degree of is Question 5:Given .The value of is Question 6:In this figure, if the length of the line segment is an even...

#Hỏi cộng đồng OLM #Toán lớp 8

0

DK

Đỗ Kim Lâm

10 tháng 6 2017 - olm

Given three consecutive even natural numbers, which have the product of last two numbers is 80 greater than the product of first two numbers.
Find the largest number.
Answer: The largest number is ............. .

#Hỏi cộng đồng OLM #Toán lớp 8

2

PN

Phạm Ngọc Bích

10 tháng 6 2017

ở đây chỉ hỏi đáp toán,đố vui chứ ko cs hỏi tiếng anh ở đây !!!!!!!!

DK

Đỗ Kim Lâm

10 tháng 6 2017

toan tieng anh

\(math\)\(violympic\)

GB

GTV Bé Cam

26 tháng 2 2020 - olm

II/ Read the following passage and choose the best answer each of the questions.Coca- Cola is enjoyed all over the world. 1.6 billion gallons are sold every year, in over onehundred and sixty countries. The drink was invented by Dr John Pemberton in Atlanta, on 8 May1886, but it was given the name Coca-Cola by his partner, Frank Robinson. In the first year, only ninedrinks a day were sold. The business was bought by a man called Asa Candler in 1888, and the firstfactory was opened in Dallas,...

#Hỏi cộng đồng OLM #Toán lớp 8

1

NN

Nguyễn Ngọc Trâm Anh

26 tháng 2 2020

ADCBD

DT

Đinh Tuấn Việt

10 tháng 10 2016

Given three consecutive even natural numbers, which have the product of last two numbers is 80 greater than the product of first two numbers.
Find the largest number.

#Hỏi cộng đồng OLM #Toán lớp 8

4

DQ

Đặng Quỳnh Ngân

10 tháng 10 2016

(x + 1)(x + 2) - x(x + 1) = 80

(x + 1)(x + 2 - x) = 80

(x + 1)2 = 80

x + 1 = 40

=> x = 39

=> x + 2 = 39 + 2 = 41

Vậy số lớn nhất là 41.

DQ

Đặng Quỳnh Ngân

10 tháng 10 2016

ngồi phán đề nên ko biết dịch đúng ko, làm sai thì đừng chửi nhá

DT

Đỗ Thị Thanh Thảo

13 tháng 2 2017

1 How many triples of integers (a,b,c) are there such that
?

2

ABC and RTS are similar triangles.
The value of x is

3 The sum of 2 positive integer numbers is greater than their product if the smaller number is

#Hỏi cộng đồng OLM #Toán lớp 8

2

NQ

Nguyễn Quang Định

13 tháng 2 2017

Dịch hộ cái đề, làm biếng tra quá

LH

Lưu Hiền

13 tháng 2 2017

hóa ra là tra đề -_-

A

a

29 tháng 2 2020 - olm

1. He is used to------------ up early in the morning.A. get B. getting C. have gotten D. got2. The boy was kept indoors----------- naughty.A. to be B. have been C. for being D. when he3. I shall never forget-----------with you to Paris last year.A. staying B. to staying C. to stay D. stayed4. I am looking forward to -----------you.A. having seen B. seeing C. to see D. all are wrong5. I am always remember------------ off the lights before I leave my house.A. turning B. to turn C. turned D. being...

#Hỏi cộng đồng OLM #Toán lớp 8

1

KN

Kiệt Nguyễn

29 tháng 2 2020

1. He is used to------------ up early in the morning.
A. get B. getting C. have gotten D. got
2. The boy was kept indoors----------- naughty.
A. to be B. have been C. for being D. when he
3. I shall never forget-----------with you to Paris last year.
A. staying B. to staying C. to stay D. stayed
4. I am looking forward to -----------you.
A. having seen B. seeing C. to see D. all are wrong
5. I am always remember------------ off the lights before I leave my house.
A. turning B. to turn C. turned D. being turned

TV

thimyha vu

29 tháng 7 2017 - olm

1. Phân tích đa thức thành nhân tử:a. (ab-1)^2+(a+b)^2b. x^3+2x^2+2x+1c. x^3-sx^2+12x-27d. x64-2x^3+2x-1e. x^4+2x^3+2x^2+2x+1f. x^2-2x-4y^2-4yg. x^4+2x^3-4x-4h. x^2(1-x^2)-4-4x^2i. (1+2x)(1-2x)-x(x+2)(x-2)j. x^2+y^2-x^2.y^2+xy-x-y2.Phân tích đa thức thành nhân tử:a. a(b^2+c^2+bc)+b(c^2+a^2+ac)+c(a^2+b^2+ab)b.(a+b+c)(ab+bc+ca)-abcc....

#Hỏi cộng đồng OLM #Toán lớp 8

0

S

susannoo

20 tháng 3 2020

45 lượt xem Bạn đã được cộng thêm +1 điểm online, tổng điểm: 32 REVIEW GRADE 8- UNIT 9-10-11 I. MULTIPLE CHOICE 1. We don’t know the name of the injured person. A. burned B. sterile C. wounded D. unconscious 2. Don’t let the victim become chilled. A. looked tired B. fall asleep C. appeared hungry D. get cold 3. They filled the bucket with water from the river. A. container B. glass C. pot D....

45 lượt xem Bạn đã được cộng thêm +1 điểm online, tổng điểm: 32

REVIEW GRADE 8- UNIT 9-10-11
I. MULTIPLE CHOICE
1. We don’t know the name of the injured person.
A. burned B. sterile C. wounded D. unconscious
2. Don’t let the victim become chilled.
A. looked tired B. fall asleep C. appeared hungry D. get cold
3. They filled the bucket with water from the river.
A. container B. glass C. pot D. bowl
4. The boy fell his bike and hit his head on the road.
A. of B. for C. off D. out
5. Cool it immediately so as to minimize tissue damage
A. reduce B. deepen C. widen D. enlarge
6. People use first aid in order to the victim's pain and anxiety.
A. cure B. treat C. increase D. ease
7. We can stop the bleeding by using a towel to cover the wound, then put on it.
A. pressure B. medicine C. bandage D. cloth
6. Don't give the victim any food or drink if he or she gets .
A. happy B. sad C. shock D. fainting
7. Cover the burned area with a thick dressing.
A. polluted B. sterile C. dry D. affected
8. Farmers collect household and garden waste to make .
A. compost B. floor coverings C. pipes D. glassware
9. My sister sold all the empty cans she collected funds for the orphans.
A. to take B. to rise C. to raise D. to use
10. You will get back your when you bring the cans back for recycling.
A. deposit B. account C. envelop D. payment
11. means not buying products which are over packaged.
A. Reuse B. Recycle C. Reduce D. Refund
12. is a long thin piece of cloth or paper used for tying round and protecting a wound.
A. Water packs B. Bandage C. Blanket D. Handkerchief
13. She has already her cup five or six times.
A. refilled B. reduced C. reviewed D. recycled
14. The cup of coffee kept her all night.
A. awake B. alone C. asleep D. alive
15. I think we should use such as banana leaves, lotus leaves to wrap things.
A. tree products B. tree leaves C. fruit skins D. trees
16. Plastic bags are difficult to be destroyed, so the amount of garbage will .
A. go down B. reduce C. increase D. go away
17. We felt very happy Tet.
A. since B. in C. on D. at
18. The farmers look for other work get more money for their family.
A. in order to B. so as C. in order that D. so that
19. You should put the affected part under a running cold tap when you have .
A. a shock B. a faint C. a burn D. a pain

20. You should elevate the patient’s feet above the level of the heart.
A. raise B. rise C. press D. reduce
21. A is used for carrying somebody who is sick or injured and who can’t walk.
A. bandage B. armchair C. wheelchair D. crutch
22. Typhoons, floods or droughts can easily a harvest.
A. destroy B. finish C. provide D. defeat
23. My father has worked for that company over ten years.
A. for B. since C. at D. in
24. One of the solutions to reduce the shopping garbage is using .
A. plastic bags B. cloth bags C. wood bags D. liquid bags
25. can take a patient to the hospital quickly.
A. A crutch B. An ambulance C. A wheelchair D. A scale
26. He tried to explain what he did persuade his customers.
A. in order that B. in out of C. so as to D. so as not as
27. Contact an organization like Friend of the Earth information.
A. for B. to C. with D. about
28. He picked the phone as soon as it rang.
A. on B. up C. in D. off
29. How about going to Vincom Center for dinner, Alex?
A. That’s sound interesting. B. That sounds interesting.
C. Not at all. D. Please go ahead.
30. is a type of bed used for carrying the sick or injured people.
A. Stretcher B. Ambulance C. Crutch D. Bandage
31. My sister-in-law fainted but the nurse helped her soon.
A. ease B. revive C. minimize D. cool

#Hỏi cộng đồng OLM #Toán lớp 8

1

SG

Sách Giáo Khoa

16 tháng 3 2020

Sao toán lại có Tiếng Anh :))