| Exam Board | AQA |
|---|
| Module | Further AS Paper 1 (Further AS Paper 1) |
|---|
| Year | 2024 |
|---|
| Session | June |
|---|
| Marks | 4 |
|---|
| Topic | Proof by induction |
|---|
12 Prove by induction that, for all \(n \in \mathbb { N }\), the expression
$$5 ^ { n } - 2 ^ { n }$$
is divisible by 3
[0pt]
[4 marks]
LL