Use the diff(y) command in MATLAB and compute the finite-difference approximation to the first and second derivative at each x-value in the table below, excluding the two end points. Use finite-difference approximations that are second-order correct,O(ˆ†x2).

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x|0 1 2 y 1.4 21 33 48 6.8 6.6 86 7.5 89 10.9 10 10