Q. The number of roots of the polynomial, ๐ 7 + ๐ 6 + 7๐ 5 + 14๐ 4 + 31๐ 3 + 73๐ 2 + 25๐ + 200, in the open left half of the complex plane is
(A) 3
(B) 4
(C) 5
(D) 6
Ans: 3
The number of roots of the polynomial, ๐ 7 + ๐ 6 + 7๐ 5 + 14๐ 4 + 31๐ 3 + 73๐ 2 + 25๐ + 200
