Please help with the following question. With detail on how to do it. Thank you.  Given the difference equation y[n]+2y[n−1]+y[n−2] = 2x[n]−x[n−1]  with initial conditions y[−1] = 3, y[−2] = 2 and a causal input x[n] =(3)^nu[n].  a) What is the order of this difference equations?  b) Using the iterative method find the first 3 terms of y(n)

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Please help with the following question. With detail on how to do it. Thank you. 

Given the difference equation y[n]+2y[n−1]+y[n−2] = 2x[n]−x[n−1]  with initial conditions y[−1] = 3, y[−2] = 2 and a causal input x[n] =(3)^nu[n]. 

  1. a) What is the order of this difference equations? 
  2. b) Using the iterative method find the first 3 terms of y(n) 
Given the difference equation y[n]+2y[n-1]+y[n=2] = 2x[n]-x[n=1]
with initial conditions y[-1] = 3, y[-2] = 2 and a causal input x[n] =(3)"u[n].
a) What is the order of this difference equations?
b) Using the iterative method find the first 3 terms of y(n)
Transcribed Image Text:Given the difference equation y[n]+2y[n-1]+y[n=2] = 2x[n]-x[n=1] with initial conditions y[-1] = 3, y[-2] = 2 and a causal input x[n] =(3)"u[n]. a) What is the order of this difference equations? b) Using the iterative method find the first 3 terms of y(n)
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