Consecutive division by different number

15 can be written as the difference of squares of two consecutive numbers. Find the numbers.

The difference between the squares of two consecutive numbers is 31. Find the numbers.

The difference between the squares of two consecutive numbers is 31. Find the numbers.

Out of 25 consecutive natural numbers, two numbers can be chosen in lambda ways such that their "sum" is divisible by 2 . Then lambda//36 is.

Out of 25 consecutive natural numbers, two numbers can be chosen in lambda ways such that their "sum" is divisible by 2 . Then lambda//36 is.

Property: Product of r consecutive number is divisible by r!

Property:Product of r consecutive number is divisible by r!

Property:Product of r consecutive number is divisible by r!