0 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 14.2k points 1.1k views answer comment Share Follow Print 0 reply Please log in or register to add a comment.