Which among the below specified conditions/cases of discrete time in terms of real constant ‘a’, represents the double-sided decaying exponential signal?
A. a > 1
B. 0 < a < 1
C. a < -1
D. -1 < a < 0
Answer:D
Which among the below specified conditions/cases of discrete time in terms of real constant ‘a’, represents the double-sided decaying exponential signal?
A. a > 1 B. 0 < a < 1 C. a < -1 D. -1 < a < 0