Home
Class 11
MATHS
The sum of (n-1) terms of 1+(1+3)+(1+3+5...

The sum of `(n-1)` terms of `1+(1+3)+(1+3+5)+.....`

A

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

B

`(n^2 (n+1))/4`

C

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

D

`n^2`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

The sum to n terms of [(1)/(1.3)+(2)/(13.5)+(3)/(1.3.5.7)+(4)/(1.3.5.7.9)+…………]

The sum of the n terms of the series 1+(1+3)+(1+3+5)+... is

Find the sum to n terms (i) 1 + (1)/(3) + (1)/(9)+... (ii) 5 + 55 + 555+ ....

Find the sum of n terms of the series 1.3.5.+3.5..7+5.7.9+...

Find the sum of n-terms: [(1/1)+(1^3 +2^3)/2 +(1^3 +2^3 +3^3)/3+....to n -terms