engineering recuitment HAL Management & Design Trainee Mock Test 2023 Signals and Systems Z Transform Properties of Z Transform
एक असतत-समय सिग्नल x[n] = δ [n - 3] + 2δ [n - 5] में z-रूपांतरण X(z) होता है। यदि Y(z) = X(-z) दूसरे सिग्नल y[n] का z-रूपांतरण है तो
1
y[n] = x[n]
2
y[n] = x[-n]
3
y[n] = - x[n]
4
y[n] = - x[-n]