CAIE P1 2014 November — Question 9

Exam BoardCAIE
ModuleP1 (Pure Mathematics 1)
Year2014
SessionNovember
TopicAreas Between Curves

9
\includegraphics[max width=\textwidth, alt={}, center]{5b558b70-df50-437e-8425-47954f360765-3_842_695_1103_724} The diagram shows parts of the graphs of \(y = x + 2\) and \(y = 3 \sqrt { } x\) intersecting at points \(A\) and \(B\).
  1. Write down an equation satisfied by the \(x\)-coordinates of \(A\) and \(B\). Solve this equation and hence find the coordinates of \(A\) and \(B\).
  2. Find by integration the area of the shaded region.
    [0pt] [Question 10 is printed on the next page.]