Question

Which of the following are roots of the polynomial function?

Check all that apply.

F(x) = x3 - 7x2 + 13x - 6

A. 2
B. -3
C. 5 - V13 / 2
D. 5 + V13 /2
E. 3 + V12 /4
F. 3 - V12 /4

Answer 1

if I were you, i'd check the integers first. do you know synthetic division?

Answer 2

You could also solve the polynomial

Answer 3

once you an integer that is a root (and you'll see at least one of them is a root), you could use the quadratic formula on the remaining polynomial.

Answer 4

"once you find" ...