Q: If Y(z) = z / (z² − z + 1), then the inverse z-transform of Y(z) is
(a)(1/√3) sin(⅓ kπ)
(b)(2/√3) sin(⅓ kπ)
(c)(2/√3) cos(⅓ kπ)
(d)(2/√3) sin(kπ)
Correct Answer: (b)
The correct answer is (b): (2/√3) sin(⅓ kπ). Subject: General Studies | Sub-topic: Miscellaneous Note: This answer was determined through AI-based research. Verify against the official answer key when available.