Question

Find the nature of the roots of x2 – 5x – 4 = 0

Answer 1

Answer:

I think this question is not correct

Answer 2

Answer:

we need to get the D = ( b² - 4ac )

= ( -5)² - 4(2)(-4)

= (25 +32)

= (57)

the discriminant (D) = 57

so D is > 0 then the Nature of the roots = real