The z-transform of a sequence x(n) which is given as X(z)=\(\sum_{n=-\infty}^{\infty}x(n)z^{-n}\) is known as _____________

The z-transform of a sequence x(n) which is given as X(z)=\(\sum_{n=-

1.	The z-transform of a sequence x(n) which is given as X(z)=\(\sum_{n=-\infty}^{\infty}x(n)z^{-n}\) is known as _____________
A.	Uni-lateral Z-transform
B.	Bi-lateral Z-transform
C.	Tri-lateral Z-transform
D.	None of the mentioned
Answer» C. Tri-lateral Z-transform