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There are natural numbers. Answer the fo...

There are natural numbers. Answer the following questions considering first natural numbers.
Mean of square of first n natural numbers is -

A

`((n+1)(2n+1))/(6)`

B

`(n+1)/(12)`

C

`(n-1)/(12)`

D

`((n-1)(2n-1))/(6)`

Text Solution

Verified by Experts

The correct Answer is:
A
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