The diagram displays the curve given by equation $y = \frac{9}{\sqrt{5x + 4}}$ together with the line $y = 6 - 3x$. The line and the curve meet at point $P$, and $P$ has $y$-coordinate 3.
(main)[6]
Find the area of the shaded region.
Worked solution & mark scheme
This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Shows the intersection at $x=1$” …