Question

Помогите решить
3x^2-8x-3=0

Answer 1

D=64+36=100
x1=(8+10)/6=3
x2=(8-10)/2= -1

Answer 2

д=64-4×3×(-3)=64+36=100
х1=(8-10)/2×3=-1/3
х2=(8+10)/2×3=3