Find roots of polynomial $$ p(x) = 12x^3-132x^2+168 $$
Answer
The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= 1.1949\\[1 em]x_2 &= -1.0767\\[1 em]x_3 &= 10.8818 \end{aligned} $$Explanation
Polynomial $ 12x^3-132x^2+168 $ has no rational roots that can be found using Rational Root Test, so the roots were found using qubic formulas.
This page was created using
Polynomial Roots Calculator