#### The sum of first 9 terms of the series Option 1) 71 Option 2) 96 Option 3) 142 Option 4) 192

As we learnt in

Summation of series of natural numbers -

- wherein

Sum of first n natural numbers

and

Summation of series of natural numbers -

- wherein

Sum of cubes of  first n natural numbers

Put n = 9

Option 1)

71

This option is incorrect

Option 2)

96

This option is correct

Option 3)

142

This option is incorrect

Option 4)

192

This option is incorrect