There is no closed form solution for the error functionUse the (a) two-point and (b) three...

There is no closed form solution for the error function

Use the (a) two-point and (b) three-point Gauss-Legendre formulas to estimate erf(1.5). Determine the percent relative error for each case based on the true value, which can be determined with MATLAB’s built-in function erf.