Question

How many roots does y=x5−4x2+3x have?

A
3

B
4

C
5

D
6

Answer 1

5 roots (answer C)

Explanation:

Any polynomial should have in the Complex Number System, as many roots as the polynomial's degree.

In our case, since we are dealing with a polynomial of order 5 (degree 5), it should have 5 roots in the Complex Number System.