Question

3х^2+2х-16=0
Помогите пожалуйста!!

Answer 1

D = b^2 - 4ac = 2^2 - 4 × 3 × (-16) = 196
x1 = -b + √D /2a = -2 + 14 / 6 = 12
x2 = -b -√D / 2 a = -2 - 14 / 6 = -8/3 = - 2 2/3
Ответ: -2 2/3; 12