6. a)
Can this system be time-invariant? Explain.
Answer)
b)
Assuming that this system is linear, what input X[n] would yield the output Y[n]=u[n-1]?
Answer)
Can this system be time-invariant? Explain.
Answer)
Assuming that this system is linear, what input X[n] would yield the output Y[n]=u[n-1]?
Answer)