//ex_2.3.a even and odd signals of x(t) clear; clc; close; t = 0:0.01:5; x=exp(t) figure a=gca(); xtitle('x(t)') plot2d(t,x) figure a=gca(); xtitle('even signal') plot2d(t,x/2) t1=-5:1/100:0; plot2d(t1,x($:-1:1)/2) a.y_location='origin' figure a=gca(); xtitle('odd signal') plot2d(t,x/2) t1=-5:1/100:0; plot2d(t1,-x($:-1:1)/2) a.y_location='origin' a.x_location='origin'