Question

Trying to classify the roots as
(a) 2 real(uneaqual roots),
(b) 1 double root or
(c) 2 imaginary conjugate roots x^2+4x=5

Answer 1

x^2+4x=5
x^2+4x-5 =0
x^2+(-x+5x)-5 =0
x(x-1)+5(x-1)=0
(x-1)(x+5) =0
x=1 or x=-5
2 real unequal roots

Answer 2

thank you