1.Find the Z-transform of the causal sequence x(n) = {1,0,-2,3,5,4}. (1 as the reference variable)

1.Find the Z-transform of the causal sequence x(n) = {1,0,-2,3,5,4}. (

1.	1.Find the Z-transform of the causal sequence x(n) = {1,0,-2,3,5,4}. (1 as the reference variable)
A.	1 2z<sup>-2</sup> + 3z<sup>-3</sup> + 5z<sup>-4</sup> + 4z<sup>-5</sup>
B.	1 2z<sup>2</sup> + 3z<sup>3</sup> + 5z<sup>4</sup> + 4z<sup>5</sup>
C.	z<sup>-1</sup> 2z<sup>2</sup> + 3z<sup>3</sup> + 5z<sup>4</sup> + 4z<sup>5</sup>
D.	z 2z<sup>3</sup> + 3z<sup>4</sup> + 5z<sup>5</sup> + 4z<sup>6</sup>
Answer» B. 1 2z<sup>2</sup> + 3z<sup>3</sup> + 5z<sup>4</sup> + 4z<sup>5</sup>