NumModL2

% Gere Andor
% 522/1

matrix = [ 10 7 8 7; 7 5 6 5; 8 6 10 9; 7 5 9 10];
vektor = [32;23;33;31];
inverz = inv(matrix);
determinans = det(matrix);
elso_megoldas = linsolve(matrix,vektor);
pert_m = [ 10 7 8.1 7.2; 7.08 5.04 6 5; 8 5.98 9.89 9; 6.99 4.99 9 9.89 ];
pert_v = [ 32; 22.9; 33.1; 30.9];
masodik_megoldas = linsolve(pert_m, pert_v);