Q3. Find the Z-transforms of (1) (n + 1)(n+2) (ii) a"b (a 0,b=0) (iii) e-3t cos2t
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Q3. Find the Z-transforms of
(1)(n+1)(n+2)
(ii) a¹b (a 0,b=0)
Q4. Find the Inverse Z-transform of
z²
(z-4)²
Using any method.
C. Solve the difference equation:
Yn+22yn+1 +9yn = 3n
(iii) e 3t cos2t
Yo = y₁ = 0
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