MATLAB CODE:
clc;
clear all;
close all;
limit=15;
step=0.01;
T=5;
t=-limit:step:limit;
x=t.*[t>=0 & t<=T];
subplot(421)
plot (t,x);
grid on;
xlabel('x(t)');
a=-1;
t0=0;
t1=a*t+t0;
x=t1.*[t1>=0 & t1<=T];
subplot(422)
plot (t,x);
grid on;
xlabel('x(-t)');
a=1;
t0=5;
t1=a*t+t0;
x=t1.*[t1>=0 & t1<=T];
subplot(423)
plot (t,x);
grid on;
xlabel('x(t+5)');
a=1;
t0=-5;
t1=a*t+t0;
x=t1.*[t1>=0 & t1<=T];
subplot(424)
plot (t,x);
grid on;
xlabel('x(t-5)');
a=2;
t0=0;
t1=a*t+t0;
x=t1.*[t1>=0 & t1<=T];
subplot(425)
plot (t,x);
grid on;
xlabel('x(2t)');
a=1/2;
t0=0;
t1=a*t+t0;
x=t1.*[t1>=0 & t1<=T];
subplot(426)
plot (t,x);
grid on;
xlabel('x(t/2)');
a=2;
t0=5;
t1=a*t+t0;
x=t1.*[t1>=0 & t1<=T];
subplot(427)
plot (t,x);
grid on;
xlabel('x(2t+5)');
a=-2;
t0=5;
t1=a*t+t0;
x=t1.*[t1>=0 & t1<=T];
subplot(428)
plot (t,x);
grid on;
xlabel('x(-2t+5)');
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