![3.1 Z-Transform With the aid of Z-transform pair table, transform the following systems to the z-plane manually. Them, compare it to the result in MATLAB. Hint: MATLAB assumes that signals only exist in the range 0 <n< oo x[n]=3u[n] a) cxn 3cos(0.4n) ln] 3.2 Inverse Z-Transform With the aid of Z-transform pair table, find the impulse response of the following assumes that signals only exist in the range 0< n<o a) X(z)=14-1 b) X(z) = c) X (z)=-1 sin(a)z1 1-2 cos(a)z+z-2 sin(a)z1 1-4z11-2 cos(a)z1+z2](http://d2vlcm61l7u1fs.cloudfront.net/media%2F2de%2F2de7994b-9c60-4101-9f89-92f5472196be%2FphpzcN5hm.png)
How to write the coding for Matlab?
3.1 Z-Transform With the aid of Z-transform
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![3.1 Z-Transform With the aid of Z-transform pair table, transform the following systems to the z-plane manually. Them, compare it to the result in MATLAB. Hint: MATLAB assumes that signals only exist in the range 0 <n< oo x[n]=3u[n] a) cxn 3cos(0.4n) ln] 3.2 Inverse Z-Transform With the aid of Z-transform pair table, find the impulse response of the following assumes that signals only exist in the range 0< n<o a) X(z)=14-1 b) X(z) = c) X (z)=-1 sin(a)z1 1-2 cos(a)z+z-2 sin(a)z1 1-4z11-2 cos(a)z1+z2](http://d2vlcm61l7u1fs.cloudfront.net/media%2F2de%2F2de7994b-9c60-4101-9f89-92f5472196be%2FphpzcN5hm.png)
How to write the coding for Matlab?
3.1 Z-Transform With the aid of Z-transform
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