| Exam Board | OCR MEI |
|---|
| Module | C2 (Core Mathematics 2) |
|---|
| Topic | Arithmetic Sequences and Series |
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3 A sequence is defined by
$$\begin{aligned}
u _ { 1 } & = 10
u _ { r + 1 } & = \frac { 5 } { u _ { r } ^ { 2 } }
\end{aligned}$$
Calculate the values of \(u _ { 2 } , u _ { 3 }\) and \(u _ { 4 }\).
What happens to the terms of the sequence as \(r\) tends to infinity?