System 1 : The first column of the RH array consists of the terms 6,3,9,-2, and 4.

System 2 : The first column of the RH array consists of the terms 3,6,9,2, and -4.

The number of unstable poles for system1, and system 2, are respectively,

(A) 1,1 (B) none, none (C) 2,2 (D) 2,1

System 2 : The first column of the RH array consists of the terms 3,6,9,2, and -4.

The number of unstable poles for system1, and system 2, are respectively,

(A) 1,1 (B) none, none (C) 2,2 (D) 2,1