Higher November 2022 Paper 2 Q17
17 A sequence of numbers is formed by the iterative process
\[u_{n+1} = \dfrac{20}{u_n + 3} \qquad \text{where} \qquad u_1 = 1\]Work out \(u_3\)
Circle your answer. [1 mark]
- \(\dfrac{40}{11}\)
- \(\dfrac{5}{2}\)
- 7
- 5
| Answer | Mark | Comments |
|---|---|---|
| \(\dfrac{5}{2}\) | B1 |