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-- Mathematics - Section A
Application of Integrals
Calculate the area enclosed by the parabola y2 = x + 3y and the Y-axis.
9/2
4/3
5/2
3/4
y2 = x + 3y
$⇒(y-\frac{3}{2})^2=x+\frac{9}{4}$ ⇒ Shaded Area = $-\int\limits_0^3[(y-\frac{3}{2})-\frac{9}{4}]dy=\frac{9}{2}$