GATE Electrical Engineering (EE) 2015 Shift 2 Solved Paper

Question : 45 of 65

Marks: +1, -0

The z – transform of a sequence

x [n]

is given as

X (z) \: = \:2z + 4−4\/ z + 3\/ z^{2}

. if y[n] is the first difference of

x [n]

, then

Y (z)

is given by

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