"If `t_n` denotes the nth term of the series `2+3+6+11+18+...t h e nt_(50)`  `49^2-1` b. `49^2` c.
Channel: Doubtnut
Date: 2020-06-28

"If `t_n`
 denotes the nth term of the series `2+3+6+11+18+...t h e nt_(50)`
 
 `49^2-1`
 b. `49^2`
 c. `50^2+1`
 d. `49^2+2`"