4.
The input signal x(n) = [1, 2, 3, -1, -2, -3, 4, 5, 6 ]is given to a system described by the
difference equation y[n] = 2x [n] + x[n-1] - x[n - 2]
a) Obtain the system output using Tabulation convolution method.
(5 Marks)
b) Critically analyze the system with the input, output and impulse response of the systems
(Max 150 words)
(5 Marks)