OCR MEI C2 2008 June — Question 6

Exam BoardOCR MEI
ModuleC2 (Core Mathematics 2)
Year2008
SessionJune
TopicRadians, Arc Length and Sector Area

6 A curve has gradient given by \(\frac { \mathrm { d } y } { \mathrm {~d} x } = 6 \sqrt { x }\). Find the equation of the curve, given that it passes through the point \(( 9,105 )\). \begin{figure}[h]
\includegraphics[alt={},max width=\textwidth]{a2188eac-08f7-4e75-a76d-fe35b13a2e5f-3_420_522_264_810} \captionsetup{labelformat=empty} \caption{Fig. 7}
\end{figure} A sector of a circle of radius 6 cm has angle 1.6 radians, as shown in Fig. 7.
Find the area of the sector.
Hence find the area of the shaded segment.