Question

x в квадрате-x
__________ =2
6

Answer 1

$x^{2} -x-12=0$
$frac{ x^{2} -x}{6} =2$
$D= 1^{2} +48=49$
$sqrt{49} =7$$frac{1+7}{2} =4$$frac{1-7}{2} =-3$