

MCQOPTIONS
Saved Bookmarks
1. |
What is the z-transform of the signal x(n)=(0.5)nu(n)? |
A. | ( frac{1}{1-0.5z^{-1}};ROC |z|>0.5 ) |
B. | ( frac{1}{1-0.5z^{-1}};ROC |z|<0.5 ) |
C. | ( frac{1}{1+0.5z^{-1}};ROC |z|>0.5 ) |
D. | ( frac{1}{1+0.5z^{-1}};ROC |z|<0.5 ) |
Answer» B. ( frac{1}{1-0.5z^{-1}};ROC |z|<0.5 ) | |