Please help me consider the test one or two examples for checking the code I provided in the two images below

Thanks

% P1,... MATLAB CODE: BROYDEN'S METHOD function [x, term]=Broyden(f,x0, varargin); % % function x=Broyden (f,x0,P1,P2, ...); % % f : function for which we want to find a zero % xo : initial condition for x : parameters of the function % % x : solution % Term : Termination status (1->OK, 0-> Failure) % 1e-8; eps2 1e-8; xO = x0(:); yo feval(f,x0,varargin{:}); S eye(size(x0,1)); eps1 = = = err = = = 1; while err>0; d -S\yo; xO+d; feval(f,x, varargin{:}); S S+((y-yo)-S*d)*d'/(d'*d); tmp sqrt((x-x0)'*(x-x0)); tmp-eps1*(1+abs(x)); ferr = sqrt(y'*y); XO yo y; = err = x; = 1; end if ferr