Question
The sum of the absolute maximum and minimum values of the function $f(x)=\left|x^{2}-5 x+6\right|-3 x+2$ in the interval $[-1,3]$ is equal to :
The sum of the absolute maximum and minimum values of the function $f(x)=\left|x^{2}-5 x+6\right|-3 x+2$ in the interval $[-1,3]$ is equal to :