The sum of the series 1cdot3cdot5+2cdo...

The sum of the series
`1cdot3cdot5+2cdot5cdot8+3cdot7cdot11+....` upto n terms is

A

`(n(n+1)(9n^2+23n+13))/6`

B

`(n(n-1)(9n^2+23n+12))/6`

C

`((n+1)(9n^2+23n+13))/6`

D

`(n(9n^2+23n+13))/6`

Text Solution

Verified by Experts

The correct Answer is:

A

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