Решите уравнение 3x^2-x-2=0

Question

Решите уравнение 3x^2-x-2=0

Answer 1

3x^2 - x - 2 = 0 
D = 1 + 4*2*3 = 1 + 24 = 25
x1 = (1 + 5)/6 = 6/6 = 1
x2 = (1 - 5)/6 = - 4/6= - 2/3 

Answer 2

3x^2-x-2=0
a+b+c=3-1-2=0
Ответ:[1
[ -2/3