Determine which of the following systems is a linear system. a. y(n) = 5x(n) + 2x² (n) b. y(n) = x(n-1) + 4x(n) c. y(n) = 4x³ (n-1)-2x(n)

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Problem 1:
Determine which of the following systems is a linear system.
a. y(n)
5x(n) + 2x² (n)
b. y(n) = x(n-1) + 4x(n)
c. y(n) = 4x³ (n-1) - 2x(n)
Problem 2:
=
Determine which of the following linear systems is causal.
a. y(n)
0.5x(n) + 100x(n-2) - 20x(n-10)
b. y(n) = x(n + 4) +0.5x(n)-2x(n-2)
=
Transcribed Image Text:2 Problem 1: Determine which of the following systems is a linear system. a. y(n) 5x(n) + 2x² (n) b. y(n) = x(n-1) + 4x(n) c. y(n) = 4x³ (n-1) - 2x(n) Problem 2: = Determine which of the following linear systems is causal. a. y(n) 0.5x(n) + 100x(n-2) - 20x(n-10) b. y(n) = x(n + 4) +0.5x(n)-2x(n-2) =
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