Question

-3x² - x + 3= 0
3x² + x - 3 = 0
D = 1² - 4 * 3 * (- 3) = 1 + 36 = 37
как дальше

Answer 1

$3x^2+x-3=0 \ D=1+36=37 \ \ x_1= frac{-1+ sqrt{37} }{6} \ \ x_2= frac{-1- sqrt{37} }{6}$