Question

In AP ,Sn= n^2+n .Find An

Answer 1

Answer:

❤️ see solution in image ❤️

$<font color=red><marquee behaviour=alternate>_/\_мαяк ⓐⓢ вяαiηℓisт_/\_</marquee></font>$

$<font color=green><marquee behaviour=alternate>❤️Follow Me❤️</marquee></font>$