... subplot (2, 1 ,2) ;stem(0:10,x);xlabel('n'),ylabel('x(n)');y=conv(x,h);subplot (2, 1 ,2) ;stem(y);xlabel('n'),ylabel('y(n)');e.x(n)=u(n)-u(n -2 ) h(n)=0,7nu(n).code:n0=10; n=-n0:n0; u1=n>=0; u2=(n -2 ) >=0;x=u1-u2;h=(0.7).^n;h1=h.*u1; k1=-n0:n0; y=conv(x,h1); length_output=length(x)+length(h1 )-1 ; k2=linspace ( -2 *n0 ,2* n0,length_output);subplot (2, 1 ,2) ;stem(k1,x);xlabel('n'),ylabel('x(n)');grid;subplot (2, 1 ,2) ;stem(k1,h1);xlabel('n'),ylabel('h(n)');grid;subplot (2, 1 ,2) ;stem(k2,y);xlabel('n'),ylabel('y(n)');grid; ... f.x(n)=0,5nu(n)h(n)=0,7nu(n)code:n0=10; n=-n0:n0; u=n>=0; f=(1 /2) .^n; x=f.*u; f1=(0.7).^n; h=f1.*u; k1=-n0:n0; y=conv(x,h); length_output=length(x)+length(h )-1 ; k2=linspace ( -2 *n0 ,2* n0,length_output); subplot (2, 1 ,2) ;stem(k1,x);xlabel('n'),ylabel('x(n)');grid;subplot (2, 1 ,2) ;stem(k1,h);xlabel('n'),ylabel('h(n)');grid;subplot (2, 1 ,2) ;stem(k2,y);xlabel('n'),ylabel('y(n)');grid; ... 0 0]; subplot (2, 1 ,2) ;stem(0:10,x);xlabel('n'),ylabel('x(n)');y=conv(x,h);subplot (2, 1 ,2) ;stem(y);xlabel('n'),ylabel('y(n)');e.x(n)=u(n)-u(n -2 ) h(n)=0,7nu(n).code:n0=10;...