An IIR system with system function H(z)=(B(z))/(A(z)) is called a mixed phase if:
A. All poles and zeros are inside the unit circle
B. All zeros are outside the unit circle
C. All poles are outside the unit circle
D. Some, but not all of the zeros are outside the unit circle
Answer:A
An IIR system with system function H(z)=(B(z))/(A(z)) is called a mixed phase if:
A. All poles and zeros are inside the unit circle B. All zeros are outside the unit circle C. All poles are outside the unit circle D. Some, but not all of the zeros are outside the unit circle