Question

solve the equation by quadratic formula x^2+x+1=0​

Answer 1

Quadratic formula is -b±√b²-4ac÷2a

     x²+x+x=0

    a=1    b=1    c=1

    -1±√(-1)²-4(1)(1)÷2(1)

   -1±√1-4÷2

   -1±√(-3)÷2