b) The z-transform of a signal x[n] is given as 𝑋(𝑧)=𝑧+𝑍β1(1+12 𝑍β1)(𝑧β13) for 12<|𝑧|<13 i. Find the signal x[n]. [6] ii
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b) The z-transform of a signal x[n] is given as 𝑋(𝑧)=𝑧+𝑍β1(1+12 𝑍β1)(𝑧β13) for 12<|𝑧|<13 i. Find the signal x[n]. [6] ii
b) The z-transform of a signal x[n] is given as π(π§)=π§+πβ1(1+12πβ1)(π§β13) for 12<|π§|<13i. Find the signal x[n]. [6]ii. Draw the pole β zero plot of the z-transform. [3]iii. Is x[n] in b(ii) causal or not? Justify your answer