0 votes 0 votes If $a_1 =1$ and $a_{n+1}-3a_n +2 = 4n$ for every positive integer n then $a_{100}$ equals $3^{99} - 200$ $3^{99} + 200$ $3^{100} - 200$ $3^{100} + 200$ Quantitative Aptitude cat2005 quantitative-aptitude sequences&series + – go_editor asked Dec 29, 2015 • edited Mar 29, 2022 by Lakshman Bhaiya go_editor 13.9k points 380 views answer comment Share See all 0 reply Please log in or register to add a comment.