Inverse Z-Transform

Partial fractions, power series, residue method.

Darshan N
Updated: 19 March 2026
7 min read

Inverse Z-Transform Methods

Test your ability to apply partial fractions, long division, and contour integration to compute inverse Z-transforms.

Question 1 of 3

Q1.X(z) = z / ((z - 1)(z - 0.5)) with ROC |z| > 1. Using partial fractions, what is x[n]?