0 votes 0 votes Let $p$ be an odd prime and let $n=(p-1)(p+1)$. Show that $p$ divides $n 2^{n}+1$. Show that there are infinitely many integers $m$ such that $p$ divides $m 2^{m}+1$. Others isi2021-pcb-mathematics descriptive + – admin asked Aug 8, 2022 edited Aug 23, 2022 by Lakshman Bhaiya admin 143 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.