When m and n are natural munbers greater than 1, which of the following for expressions cannot be prime numbers?

NH

Nguyễn Hoàng Mai Thy

29 tháng 11 2016 - olm

#Toán lớp 6

1

NH

Nguyễn Hoàng Mai Thy

29 tháng 11 2016

A. n(n+1)+m

B. n(n+1)+m²

C. n(n+1)+2^m

D. n(n+1)+3^m

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PP

Phung Phuong Nam

6 tháng 11 2017 - olm

Find the sum of all prime numbers between 1 and 100 that are simultaneosly 1 greater than multiple of 4 and 1 less than a multiple of 5

#Toán lớp 8

0

NL

Nguyễn Lê Huy

16 tháng 7 2015 - olm

How many natural numbers not greater than 1665 which are divisible by 5?
Answer: numbers

The sum of age of father and son is 60 years old and son is 30 years younger than father. Father is years old.

#Toán lớp 5

1

DV

Đào Văn Thái

16 tháng 7 2015

bài dưới:

Tuổi cha là:

(60+30):2=45(tuổi)

Đáp số:45 tuổi

tiếng anh là:

Father's age:

(60 + 30): 2 = 45 (years old)

Answer: 45 years old

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HN

Hiền Nguyễn

7 tháng 9 2023 - olm

How many 5- digit numbers are greater than 40000 that ues the digits 1,2,3,4 and 5, and the digits cannot be repeated

#Toán lớp 7

1

ND

Nguyễn Đăng Nhân

CTVHS

7 tháng 9 2023

Hundreds of thousands: 1 option

Tens of thousands: 4 options

Thousands: 3 options

Hundreds: 2 options

Units: 1 option

It have \(1\cdot4\cdot3\cdot2\cdot1=24\left(number\right)\)

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TT

Trang Trần Love BigBang

12 tháng 12 2015 - olm

Question 1:J is a factor and a multiple of 25. What is J?Answer: J = Question 2:How many prime numbers are less than 10? Answer: There are numbers.Question 3:Which of following numbers is composite?Answer: .Question 4:P is a prime number and a factor of 8. What is P?Answer: P = Question 5:Find the sum of all the factors of 15Answer: Question 6:In the following figure, AN = 5cm and AB = 8cm. NB = cmQuestion 7:A prime number between 42 and 46 is Question 8:Find the sum of all the factors of...

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#Toán lớp 6

0

PN

Phan Nguyễn Thùy Trang

29 tháng 9 2016 - olm

1.Given the quadrilateral ABCD with two diagonals perpendicular and AB = 8cm, BC = 7cm, AD = 4cm. Evaluate CD.

2.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

#Toán lớp 8

4

N

nguyenthilehang

28 tháng 10 2016

1) sử dụng định lí pytago thì cd =1

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NM

Nekomata Mikari

18 tháng 12 2016

2) đặt 3 số có dạng a; a+2, a+4 rồi khai triển ra
số lớn nhất là 22

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TT

Trang Trần Love BigBang

9 tháng 12 2015 - olm

Question 1:K is a prime number and a multiple of 43. What is K?Answer: K = Question 2:Which of following numbers is prime?Answer: Question 3:Which of following numbers is composite?Answer: .Question 4:The smallest odd multiple of 9 is Question 5:The number 55 has factors.Question 6:In the following figure, AN = 5cm and AB = 8cm. NB = cm Question 7:Find the sum of all the factors of 19Answer: Question 8:In the following numbers, which has the most factors?Answer: Question 9:How many numbers...

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#Toán lớp 6

0

TT

Trang Trần Love BigBang

9 tháng 12 2015 - olm

Question 1:The smallest odd multiple of 9 is Question 2:K is a prime number and a multiple of 43. What is K?Answer: K = Question 3:How many prime numbers are less than 10? Answer: There are numbers.Question 4:P is a prime number and a factor of 8. What is P?Answer: P = Question 5:A prime number between 42 and 46 is Question 6:In the following numbers, which has the most factors?Answer: Question 7:The number 55 has factors.Question 8:Find the sum of all the factors of 15Answer: Question 9:How...

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#Toán lớp 6

4

LT

lê tâm như

9 tháng 12 2015

đây là Toán Tiếng Anh đúng không bạn ?

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TM

Tôi MÀ Đã Yêu Thì Không Bỏ Cuộc

9 tháng 12 2015

day la toan ko phai tieng anh

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TT

tran thi thuy linh

17 tháng 6 2016 - olm

Question 1:The smallest multiple of 47 is Question 2:Which of following numbers is prime?Answer: Question 3:The smallest factor of 82 is Question 4:K is a prime number and a multiple of 43. What is K?Answer: K = Question 5:In the following figure, AN = 5cm and AB = 8cm. NB = cm Question 6:In the following figure, RQ = 12cm and PR = 17cm. PQ = cm Question 7:List the first three multiple of 6. (Write numbers in order from least to greatest and use “;”)Answer: Question 8:The number 55...

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#Toán lớp 6

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 ............. .

#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 !!!!!!!!

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DK

Đỗ Kim Lâm

10 tháng 6 2017

toan tieng anh

\(math\)\(violympic\)

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