matlabcode for #3 pleasethese are problems 1 and 2 that the question is referringto 3. Consider the data points \[ \begin{array}{c} x_{s}=[1,2,3,4,5] \\ y_{s}=[1,3.2,4,3.5,2] \end{array} \] (a) Use your functions from Problems 1 and 2 to find the best fit line \( f(x)=m x+b \) for th 1 answer