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11 tháng 11 2015

mk nghĩ số đó là số 82

82+1=83 là số nguyên tố

83+1=84(có 12 ước)

thỏa mãn

NV
29 tháng 3 2019

\(A=2+4+6+...+100\)

\(B=1+3+5+...+99\)

\(C=A-B=2-1+4-3+...+100-99\)

\(C=1+1+...+1=50\)

1 tháng 5 2021

1. could I help you.with..your luggege

2. she is thinking..of.importing flowers from vietnam

3. I can see a boy.near..a water buffalo

4. It's.exciting..to travel aroud vietnam

5. this is the first time shannon..has seen.rice paddies

6. the pyramid of cheops is one of the seven..wonders...of the world

7. the only surviving wonder on antipater's list is.the.Pyramid of Cheops.

8. angkor wat was originally built for..Hindus...

1 tháng 5 2021

1. could I help you.to carry..your luggege?

2. she is thinking.about..importing flowers from vietnam

3. I can see a boy.in..a water buffalo

4. It's.important..to travel around vietnam

5. this is the first time shannon..has seen.rice paddies

6. the pyramid of cheops is one of the seven...heritage site..of the world

7. the only surviving wonder on antipater's list is..Angkor Wat .

8. angkor wat was originally built for..Hindus...

 

9 tháng 12 2015

đây là Toán Tiếng Anh đúng không bạn ?

day la toan ko phai tieng anh

 

Câu 1:A is a set of multiples of 12 less than 12. How many elements does the set A have?Answer: The set A has  element(s)Câu 2:Find the remainder when  is divided by 9.Answer: The remainder is Câu 3:Find the remainder of  when it is divided by 3.Answer: The remainder is Câu 4:A is the set of factor of 12 more than 6. How many elements does the set A have?Answer: The set A has  element(s)Câu 5:Find the natural number  so that the product of  and 5 is a prime number.Answer: Câu 6:Given...
Đọc tiếp

Câu 1:
A is a set of multiples of 12 less than 12. How many elements does the set A have?
Answer: The set A has  element(s)

Câu 2:
Find the remainder when  is divided by 9.
Answer: The remainder is 

Câu 3:
Find the remainder of  when it is divided by 3.
Answer: The remainder is 

Câu 4:
A is the set of factor of 12 more than 6. How many elements does the set A have?
Answer: The set A has  element(s)

Câu 5:
Find the natural number  so that the product of  and 5 is a prime number.
Answer: 

Câu 6:
Given that . How many divisors does the number A have?
Answer: The number A has  divisors.

Câu 7:
Given that . How many divisors does the number A have?
Answer: The number A has  divisors.

Câu 8:
How many prime numbers less than 10 are there?
Answer: There are  numbers. 

Câu 9:
Find the greatest 2-digit number that has 12 divisors.
Answer: It is 

Câu 10:
Among all natural number pairs  satisfy , one pair has the greatest product. What is this product?
Answer: The greatest product is 

2
20 tháng 5 2017

Theo tớ thì cậu nên đăng câu này ở mục hỏi toán bằng tiếng anh !

20 tháng 5 2017

bạn nói gì thế