corollary of the fundamental theorem of algebra

Question

Use the corollary of the fundamental theorem of algebra to find the number of complex roots for each polynomial.

a.		1	2	3	4
b.		1	2	3	4
c.		1	2	3	4
d.		1	2	3	4

Answer 1

A non-constant polynomial of degree n has exactly n complex roots

a. 3

b. 4

c. 2

d. 2