n! = V21 vn.n".e=" Use MATLAB and test the approximation above for the first 20 integers. Use the following MATLAB commands mation above for the first 20 imegen. >> format long >>n=1:1:20; >> [n' factorial(n)' ( sqrt(2*pi)*sqrt(n). *exp(-n).*(n.^n) )'] For which value of n is the approximation decent