43. Let \(H_1(z)=(1-pz^{-1})^{-1},H_2(z)=(1-qz^{-1})^{-1},H(z)=H_1(z)+rH_2(z)\) . The quantities p, q, r are real numbers. Consider \(p={1\over2},q={1\over4},|r|<1\) If the zero of H(z) lies on the unit circle, then
r = ________

Did not found what you are looking for, Ask your doubt or Help by your contribution

Enter your search keyword:

Search form

Wait!

Here is a chance to join biggest community of technical Students,
Tutors with FREE learning resources and so much more.
It takes less then 60 seconds.