0 votes 0 votes Let $g(x)$ be a function such that $g(x+1) +g(x-1) = g(x)$ for every real $x.$ Then for what value of $p$ is the relation $g(x+p)=g(x)$ necessarily true for every real $x?$ $5$ $3$ $2$ $6$ Quantitative Aptitude cat2005 quantitative-aptitude functions + – go_editor asked Dec 29, 2015 edited Mar 29, 2022 by Lakshman Bhaiya go_editor 13.8k points 425 views answer comment Share See all 0 reply Please log in or register to add a comment.