Question:medium

Consider the statements given below: A. Discrete-time LTI system with impulse response $h[n] = \left(\frac{1}{2}\right)^n u[n-1]$ is causal B. Response $(-2)^n u[n]$ may or may not be stable C. Response $(-2)^n u[n]$ is unstable D. Response $(-2)^n u[-n-1]$ is unstable

Show Hint

Stability → absolute summability.
Updated On: May 20, 2026
  • A, B and D only
  • A and B only
  • C and D only
  • A and C only
Show Solution

The Correct Option is D

Solution and Explanation

Was this answer helpful?
0


Questions Asked in CUET (PG) exam