Posted by **Anonymous** on Thursday, December 27, 2012 at 11:27am.

prove that

mean of cubes of first n natural numbers is [n(n+1)(n+1)]/4

## Answer This Question

## Related Questions

- maths-Arithmetic progression - Prove that mean of squares of first n natural ...
- airthmetic progression - If m, n are natural numbers, m > n, sum of mth and ...
- airthmetic progression - If m, n are natural numbers, m > n, sum of mth and ...
- math - The sum of the first 5 natural numbers is 15 or (5)(6)/2. The sum of the ...
- Permutation and combination - How many natural numbers are there with the ...
- Michael - How many natural numbers are there with the property that they can be ...
- math - The third,sixth and seventh terms of a geometric progression(whose common...
- Algebra/Number Theory - In a sequence of four positive numbers, the first three ...
- math - There are two positive numbers that can be inserted between 3 and 9 such ...
- Math - Three numbers form a geometric progression. If 4 is subtracted from the ...

More Related Questions