Question

determine the roots of
f(t)=9t^3-18t^2+6t

Answer 1

t = 0 or 9t^2-18t+6 = 0

Answer 2

The second part, you can use quadratic formula

Answer 3

take out 3t
3t(3^2-6t+2) = 0
t = 0
use formula to find other roots