3.1. A number of discrete-time systems are specified below in terms of their input-output relationships. For each case determine if the system is linear and/or time-invariant. y[n] = x[n] u[n] b. y/n] = 3 x[n] +5 y/n] = 3x[n] + 5 u[(n] d. y[n] = n x[n] y/n] = cos(0.2rn) x[n] f. yn] = r[n] +3 x[n – 1] y[n] = r[n] + 3 x[n – 1] x[n – 2) a. %3D %3D с. %3D e. g.
3.1. A number of discrete-time systems are specified below in terms of their input-output relationships. For each case determine if the system is linear and/or time-invariant. y[n] = x[n] u[n] b. y/n] = 3 x[n] +5 y/n] = 3x[n] + 5 u[(n] d. y[n] = n x[n] y/n] = cos(0.2rn) x[n] f. yn] = r[n] +3 x[n – 1] y[n] = r[n] + 3 x[n – 1] x[n – 2) a. %3D %3D с. %3D e. g.
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![3.1. A number of discrete-time systems are specified below in terms of their input-output
relationships. For each case determine if the system is linear and/or time-invariant.
y[n] = x[n] u[n]
y[n] = 3x[n] + 5
y[n] = 3 x[n] + 5 u[n]
y[n] = n r[n]
y[n] =
a.
b.
%3D
С.
d.
%3D
cos(0.2rn) x[n]
f. y[n] = x[n] +3 x[n – 1]
y[n] = x[n] +3x[n – 1] x[n – 2]
e.
-
g.
-
-](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1296c196-158c-4a2c-9587-82b5996e9fed%2F7ae27cbe-69a1-460f-816e-ec5f368fe97e%2F2wkcv9u_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3.1. A number of discrete-time systems are specified below in terms of their input-output
relationships. For each case determine if the system is linear and/or time-invariant.
y[n] = x[n] u[n]
y[n] = 3x[n] + 5
y[n] = 3 x[n] + 5 u[n]
y[n] = n r[n]
y[n] =
a.
b.
%3D
С.
d.
%3D
cos(0.2rn) x[n]
f. y[n] = x[n] +3 x[n – 1]
y[n] = x[n] +3x[n – 1] x[n – 2]
e.
-
g.
-
-
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