Arf League
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旺角彌敦道總統商業大廈1樓106號鋪, Hong Kong
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Arf League is a page in AhMath where we publish challenging math problems.
15/04/2020
A new* challenging math problem in Arf League** will be published in an hour. Get ready to be the first solver!
(*) Problem #130
(*) http://www.ahmath.com/challenging-math-problems.php
14/04/2020
A new* challenging math problem in Arf League** will be published in an hour. Get ready to be the first solver!
(*) Problem #129
(*) http://www.ahmath.com/challenging-math-problems.php
04/03/2020
Arf League - Challenging Math Problems
http://www.ahmath.com/challenging-math-problems.php
03/03/2020
17/02/2020
A new Challenging Math Problem is going to be published in
Arf League in an hour.
We wonder who will be the first five solvers.
http://www.ahmath.com/challenging-math-problems.php #.XkofyugzbiA
06/02/2020
04/02/2020
We are excited to announce that the 125th problem will be published in Arf League (http://www.ahmath.com/challenging-math-problems.php) in half an hour.
Get ready to be the first solver.
Please like and share this fabulous activity!
AhMath | Online e-Learning System | Study | Challenging Math Problems Arf League is for enthusiasts who seeks challenging math problems. Each day we release a new challenging math problem.
Key Fact: The product of four consecutive natural numbers is never a perfect square.
Key Fact: (x+1)^2+(x+2)^2+4=x^2+(x+3)^2, for any integer x.
22/01/2020
When you look at the graph representing the search query "Challenging Math Problems" in Google trends, you'll notice that it decreases by time. What do you think the reason is?
Key Fact: The square of any odd integer is of form 4𝑘+1.
http://www.ahmath.com/challenging-math-problems.php
Key Fact: The square of any even integer is of form 4𝑘.
http://www.ahmath.com/challenging-math-problems.php
Key Fact: For a fraction to be in lowest terms (or, to be written in its simplest form), its numerator and denominator must be relatively prime.
http://www.ahmath.com/challenging-math-problems.php
Key Fact: The product of a rational number and an irrational number is irrational.
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Telephone
Address
Mong Kok
00000
Opening Hours
| Monday | 09:00 - 17:00 |
| Tuesday | 09:00 - 17:00 |
| Wednesday | 09:00 - 19:00 |
| Thursday | 09:00 - 19:00 |
| Friday | 09:00 - 19:00 |
| Saturday | 09:00 - 19:00 |
