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Exercise1:Find all pairs of positive integers (x;y) satisfy the equation:
1!+2!+3!+.......x!=y2
CÁC BẠN GIẢI HỘ MÌNH BẰNG TIẾNG ANH NHÉ
Exercise1:Find all pairs of positive integers (x;y) satisfy the equation:
1!+2!+3!+.......x!=y2
CÁC BẠN GIẢI HỘ MÌNH BẰNG TIẾNG ANH NHÉ
Excercise1:Find all pairs of positive integers(x, y) satisfy the equation
1!+2!+3!+...+x!=y2
CÁC BẠN GIẢI HỘ MÌNH BẰNG TIẾNG ANH NHÉ
Number 6 is written as sum of two positive integers in three different ways: $6=1+5=2+4=3+3.$ (order does NOT matter). That is, there are exactly three different pairs of positive integers that add to make six. How many pairs of positive integers that add to make 1000?
Number 6 is written as sum of two positive integers in three different ways: $6=1+5=2+4=3+3.$ (order does NOT matter). That is, there are exactly three different pairs of positive integers that add to make six. How many pairs of positive integers that add to make 1000?
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The mean, median, and unique mode of the positive integers 3,4,5,6,7 and x are all equal. What is the value of x ?
The rectangle ABCD is divided into 4 regions whose perimeters are indicated in the figure below,where X,Y,Z Are Distinct positive integers and X>Y .It is known that Z=\(\frac{X+Y}{3}\)and W<6.Find X
The rectangle ABCD is divided into 4 regions whose perimeters are indicated in the figure below,where X,Y,Z are distinct positive integers and X>Y .It is known that Z=\(\frac{Z+Y}{3}\)and W<6.Find X
There are n different positive integers, each one not greater than 2020, with the property that the sum of any three of them is divisible by 39. Find the greatest possible value of n?