Find the Z-transform of the anticausal sequence x(n) = {4,2,3,-1,-2,1}. (1 as the reference variable)

4z -5 + 2z -4 + 3z -3 -z -2 2z -1 + 1

4z-5 + 2z-4 + 3z-3 -z-2 2z-1 + 1

Find the Z-transform of the anticausal sequence x(n) = {4,2,3,-1,-2,1}

1.	Find the Z-transform of the anticausal sequence x(n) = {4,2,3,-1,-2,1}. (1 as the reference variable)
A.	4z<sup>5</sup> + 2z<sup>4</sup> + 3z<sup>3</sup> z<sup>2</sup> 2z + 1
B.	4z<sup>-5</sup> + 2z<sup>-4</sup> + 3z<sup>-3</sup> -z<sup>-2</sup> 2z<sup>-1</sup> + 1
C.	-4z<sup>5</sup> 2z<sup>4</sup> 3z<sup>3</sup> + z<sup>2</sup> + 2z 1
D.	-4z<sup>-5</sup> 2z<sup>-4</sup> 3z<sup>-3</sup> + z<sup>-2</sup> + 2z<sup>-1</sup> 1
Answer» B. 4z<sup>-5</sup> + 2z<sup>-4</sup> + 3z<sup>-3</sup> -z<sup>-2</sup> 2z<sup>-1</sup> + 1