Which real numbers are zeros of the function?
$f(x)=3 x^4-x^3-27 x^2+9 x$
Select each correct answer.
- $-3$
- -1
- $-\frac{1}{3}$
- 0
- $\frac{1}{3}$
- 1
$f(x)=3 x^4-x^3-27 x^2+9 x$
Select each correct answer.