MATLAB CODE

2. First-DerivativeCentral write-a-user-written-function-that-expects-as-its-input-argument-a vector-of-x-values-and-a-vector-of-correspondingy-values The-function-must-return-a-matrix. with-2-columns. The first column-contains 'mid-point'x-values. The second-column-must contain the centered-difference-approximations-forthe first derivative, dy/dx, at-the step midpoints.. Inother-words,-the-x-values-[(X2+%)/2,-(X3+.X2)/2 y.( A+-X 1)/2]-and-corresponding. first derivatives estimates should-be.returned.^