CUET Mathematics 2022 10 Aug Shift 1 PYQs

The area bounded by $y = 3x + 1$, $x = 0$, $y = 0$ and $x = a$ is 8 Sq.units. Then value of $a$ (where $a > 0$) is

The area of the region bounded by $f(x) = x|x|$, x-axis and from $x = -1$ to $x = 1$ is :

The area of the shaded portion is :