The series of natural numbers is divided into groups`:(1);(2,3,4);(5,6,7,8,9)...` and so on. The sum of numbers in the `n^(th)` group is

The series of natural number is divided into groups 1 , 2, 3, 4,...... and so on. Then the sum of the numbers in the nth group is

The series of natural numbers is divided into groups asfollows; (1),(2,3),(4,5,6),(7,8,9,10) and so on. Find the sum of the numbers in the n^(t)h group is

The sequence of odd natural numbers is divided into groups 1,3,5,7,9,11,"…." and so on. Show that the sum of the numbers in nth group is n^(3) .

The sequence of odd natural numbers is divided into groups 1,3,5,7,9,11,"…." and so on. Show that the sum of the numbers in nth group is n^(3) .

The sequence of odd natural numbers is divided into groups 1,3,5,7,9,11,"…." and so on. Show that the sum of the numbers in nth group is n^(3) .

The sequence of odd natural numbers is divided into groups 1,3,5,7,9,11,"…." and so on. Show that the sum of the numbers in nth group is n^(3) .

The sequence of odd natural numbers is divided into groups 1,3,5,7,9,11,"…." and so on. Show that the sum of the numbers in nth group is n^(3) .

The series of natural number is divided into groups as follows , (1), (2,3),(4,5,6),(7,8,9,10) and so on. Find the sum of the number in the nth group is