Discriminant and Nature of Roots
What is the discriminant of the equation \( x^2 - 2x + 5 = 0 \), and what does it indicate about the nature of its roots?
A\( -16 \), indicating two complex roots
B\( 4 \), indicating two real roots
C\( 0 \), indicating one real root
D\( 25 \), indicating two real roots