| Exam Board | CAIE |
|---|---|
| Module | FP1 (Further Pure Mathematics 1) |
| Year | 2018 |
| Session | June |
| Paper | Download PDF ↗ |
| Mark scheme | Download PDF ↗ |
| Topic | Polar coordinates |
3 The curve $C$ has polar equation $r = \cos 2 \theta$, for $- \frac { 1 } { 4 } \pi \leqslant \theta \leqslant \frac { 1 } { 4 } \pi$.\\
(i) Sketch $C$.\\
(ii) Find the area of the region enclosed by $C$, showing full working.\\
(iii) Find a cartesian equation of $C$.\\
\hfill \mbox{\textit{CAIE FP1 2018 Q3}}