| Exam Board | CAIE |
|---|---|
| Module | FP1 (Further Pure Mathematics 1) |
| Year | 2017 |
| Session | June |
| Paper | Download PDF ↗ |
| Mark scheme | Download PDF ↗ |
| Topic | Sequences and Series |
1 It is given that $\sum _ { r = 1 } ^ { n } u _ { r } = n ^ { 2 } ( 2 n + 3 )$, where $n$ is a positive integer.\\
(i) Find $\sum _ { r = n + 1 } ^ { 2 n } u _ { r }$.\\
(ii) Find $u _ { r }$.\\
\hfill \mbox{\textit{CAIE FP1 2017 Q1}}