WHAT_IS_THE_CONDITION_FOR_A_SIGNAL_X(N)=BRN_WHERE_R=E‚ÂÀ√≠¬¨¬±T_TO_BE_CALLED_AS_AN_DECAYING_EXPONENTIAL_SIGNAL??$#

WHAT_IS_THE_CONDITION_FOR_A_SIGNAL_X(N)=BRN_WHERE_R=E‚ÂÀ√≠¬¨

1.	WHAT_IS_THE_CONDITION_FOR_A_SIGNAL_X(N)=BR^N_WHERE_R=E^{‚ÂÀ√≠¬¨¬±T}_TO_BE_CALLED_AS_AN_DECAYING_EXPONENTIAL_SIGNAL??$#
A.	0<r<‚Äö√Ñ√∂‚àö‚Ä†‚àö¬™
B.	0<r<1
C.	r>1
D.	r<0
Answer» C. r>1