What is the value of the discriminant, b2 - 4ac, for the quadratic equation 0 = x2 - 4x + 5, and what does it mean about the number of real solutions the equation has?
a. The discriminant is - 4, so the equation has 2 real solutions.
b. The discriminant is - 4, so the equation has no real solutions.
c. The discriminant is 35, so the equation has 2 real solutions.
d. The discriminant is 35, so the equation has no real solutions.
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