0 votes 0 votes If $f (x)=x+1\:\text{and}\:g(x)=x+3$ then $f 0 f 0 f 0 f$ is : $g$ $g+1$ $g^4$ None of these Set Theory & Algebra ugcnetcse-dec2004-paper2 + – go_editor asked Mar 26, 2020 edited Jun 10, 2020 by soujanyareddy13 go_editor 311 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
1 votes 1 votes $f of = (x+1)+1 = x+2$ $fo(f of) = (x+2)+1 = x+3$ $fo(fo(fof)) = (x+3)+1 = g + 1$ $(B) $ is the correct option. Shobhit Joshi answered Mar 26, 2020 Shobhit Joshi comment Share Follow See all 0 reply Please log in or register to add a comment.