A system is described by the difference equation y[n] = a[n] – a[n – 2] + a[n – 4] – a[n – 6] %3D - - The impulse response of system is (A) 8[n] – 26[n + 2] + 48[n + 4]- 68[n + 6] (B) 8[n] + 28[n – 2] – 48[n – 4] + 68[n – 6] | (C) 8[n] – 8[n – 2] + 8[n – 4] – 8[n – 6) (D) 8[n] – 8[n + 2] + 8[n + 4] – 8[n + 6] - - -

Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
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A system is described by the difference equation
y[n] = a[n] – a[n – 2] + a[n – 4] – a[n – 6]
The impulse response of system is
(A) 8[n] – 28[n + 2] + 48[n + 4]- 68[n + 6]
(B) 8[n] + 26[n – 2] – 48[n – 4] + 68[n – 6]
-
-
(C) 8[n] - 8[n - 2] + 8[n – 4] – 8[n – 6)
(D) 8[n] – 8[n + 2] + 8[n + 4] – 8[n + 6]
Transcribed Image Text:A system is described by the difference equation y[n] = a[n] – a[n – 2] + a[n – 4] – a[n – 6] The impulse response of system is (A) 8[n] – 28[n + 2] + 48[n + 4]- 68[n + 6] (B) 8[n] + 26[n – 2] – 48[n – 4] + 68[n – 6] - - (C) 8[n] - 8[n - 2] + 8[n – 4] – 8[n – 6) (D) 8[n] – 8[n + 2] + 8[n + 4] – 8[n + 6]
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