# Can y=7x^2-14x-6  be factored? If so what are the factors ?

Jul 31, 2016

can't be factored

#### Explanation:

$y = 7 {x}^{2} - 14 x - 6$
$D = {b}^{2} - 4 a c = 196 + 168 = 364$
Because D isn't a perfect square, this trinomial can't be factored