matlab非线性拟合,y=a/x+b, 求a,b答:clear x =[45.171,47.954,52.633,58.748];y=[1220.671475,1248.136529,1640.870355,1749.759467];t=1./x;[p,S] = polyfit(t,y,1);clc plot(x,y,'+',x,polyval(p,t),'-');legend('origin','fit');disp(['The values of a and b are: ', num2str(p)]);S.normr 有...