If the area of the region $\left\{ ( x , y ) : x ^ { 2 } + 1 \leq y \leq 3 - x \right\}$ is divided by the line $x = - 1$ in the ratio $m : n$ (where $m$ and $n$ are coprime natural numbers). Then, the value of $\mathrm { m } + \mathrm { n }$ is
If the area of the region $\left\{ ( x , y ) : x ^ { 2 } + 1 \leq y \leq 3 - x \right\}$ is divided by the line $x = - 1$ in the ratio $m : n$ (where $m$ and $n$ are coprime natural numbers). Then, the value of $\mathrm { m } + \mathrm { n }$ is