Essay About Y1 And Den1

Matlab Codes and Graphs
SOLUTION TO EXERCISE 1(a)[num1,den1]=butter(1,1,s);[y1,w]=freqs(num1,den1);y1=abs(y1);[num2,den2]=butter(2,1,s);[y2,w]=freqs(num2,den2);y2=abs(y2);[num3,den3]=butter(3,1,s);[y3,w]=freqs(num3,den3);y3=abs(y3);[num4,den4]=butter(4,1,s);[y4,w] = freqs(num4,den4);y4=abs(y4); plot(w,y1,g,w,y2,r,w,y3,b,w,y4,k) ;title(Junaid Shaikh, 05ES42) ;   [pic 1]                                SOLUTION TO EXERCISE 1(b)POLE-ZERO MAP OF FIRST ORDER[num1,den1] =butter(1,1,s);pzmap(num1,den1)grid;title(Junaid Shaikh, 05ES42) ;[pic 2]POLE-ZERO MAP OD 2ND ORDER[num2,den2] =butter(2,1,s);pzmap(num2,den2)grid;title(Junaid Shaikh, 05ES42) ;[pic 3]POLE-ZERO MAP OF 3rd   ORDER[num3,den3] =butter(3,1,s);pzmap(num3,den3)grid;title(Junaid Shaikh, 05ES42) ;[pic 4]POLE-ZERO MAP OF 4th  ORDER  [num4,den4] = butter(4,1,s);   pzmap(num4,den4)   grid;   title(Junaid Shaikh, 05ES42) ;[pic 5]                                           SOLUTION OF EXERCISE 1(C)[num1,den1]=butter(1,1,high,s);[num2,den2]=butter(2,1,high,s);[num3,den3]=butter(3,1,high,s);[y1,w]=freqs(num1,den1);[y2,w]=freqs(num2,den2);[y3,w]=freqs(num3,den3);y1=abs(y1);y2=abs(y2);y3=abs(y3);plot(w,y1,g,w,y2,k,w,y3,m);title(05ES42,Junaid Shaikh);xlabel(Frequency in HZ) ;ylabel(Magnitude Response);[pic 6]                                              SOLUTION TO EXERCISE 1(d)wn=[50 200];[num1,den1]=butter(1,wn,stop,s);[y1,w]=freqs(num1,den1);y1=abs(y1);  [num2,den2]=butter(2,wn,stop,s); [y2,w]=freqs(num2,den2);