# How do you solve 3x^2- 2x-1=0?

Apr 5, 2016

#### Answer:

1 and $\left(- \frac{1}{3}\right)$

#### Explanation:

$y = 3 {x}^{2} - 2 x - 1 = 0$
Since a + b + c = 0, use shortcut. The 2 real roots are: 1 and
$\left(\frac{c}{a} = - \frac{1}{3}\right)$