| Exam Board | CAIE |
|---|---|
| Module | FP1 (Further Pure Mathematics 1) |
| Year | 2014 |
| Session | June |
| Paper | Download PDF ↗ |
| Mark scheme | Download PDF ↗ |
| Topic | Proof by induction |
3 Prove by mathematical induction that, for all non-negative integers $n$,
$$11 ^ { 2 n } + 25 ^ { n } + 22$$
is divisible by 24 .
\hfill \mbox{\textit{CAIE FP1 2014 Q3}}