Question

Which of the following best describes the relationship between (x - 3) and the polynomial x3 + 4x2 + 2?
A. (x - 3) is not a factor.
B. (x - 3) is a factor.
C. It is impossible to tell whether (x - 3) is a factor.

Answer 1

find f(3)

i e if 3^3 + 4(3)^2 + 2
- if this equals 0 then (x -3) is a factor

Answer 2

its obvious really