Determine the impulse response for the cascade of two LTI systems having impulse responses h1(n)=$(\frac{1}{2})^2$ u(n) and h2(n)=$(\frac{1}{4})^2$ u(n).

Question

TuteeHUB · Accepted Answer

$(\frac{1}{2})^n[2+(\frac{1}{2})^n]$, n<0

TuteeHUB · Answer

$(\frac{1}{2})^n[2-(\frac{1}{2})^n]$, n

TuteeHUB · Answer

$(\frac{1}{2})^n[2-(\frac{1}{2})^n]$, n>0

TuteeHUB · Answer

$(\frac{1}{2})^n[2+(\frac{1}{2})^n]$, n

TuteeHUB · Answer

$(\frac{1}{2})^n[2+(\frac{1}{2})^n]$, n>0

1.	Determine the impulse response for the cascade of two LTI systems having impulse responses h1(n)=\((\frac{1}{2})^2\) u(n) and h2(n)=\((\frac{1}{4})^2\) u(n).
A.	\((\frac{1}{2})^n[2-(\frac{1}{2})^n]\), n<0
B.	\((\frac{1}{2})^n[2-(\frac{1}{2})^n]\), n>0
C.	\((\frac{1}{2})^n[2+(\frac{1}{2})^n]\), n<0
D.	\((\frac{1}{2})^n[2+(\frac{1}{2})^n]\), n>0
Answer» C. \((\frac{1}{2})^n[2+(\frac{1}{2})^n]\), n<0

Determine the impulse response for the cascade of two LTI systems having impulse responses h1(n)=\((\frac{1}{2})^2\) u(n) and h2(n)=\((\frac{1}{4})^2\) u(n).

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