b) The z-transform of a signal x[n] is given as 𝑋(𝑧)=𝑧+𝑍−1(1+12 𝑍−1)(𝑧−13) for 12<|𝑧|<13 i. Find the signal x[n]. [6] ii
Posted: Fri Jul 01, 2022 5:59 am
b) The z-transform of a signal x[n] is given as 𝑋(𝑧)=𝑧+𝑍−1(1+12𝑍−1)(𝑧−13) for 12<|𝑧|<13i. Find the signal x[n]. [6]ii. Draw the pole – zero plot of the z-transform. [3]iii. Is x[n] in b(ii) causal or not? Justify your answer