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Q#1
LTI Systems
GATE EC 2025
MCQ
+1 mark
-0.33 marks
Consider the discrete-time system below with input 
and output 
. In the figure, 
and 
denote the impulse responses of LTI Subsystems 1 and 2, respectively. Also, 
is the unit impulse, and 
.
Assuming 
, the overall system (denoted by the dashed box) is 
_________.
linear and time invariant
linear and time variant
nonlinear and time invariant
nonlinear and time variant
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