0
Discriminant = b2 - 4ac
A positive answer means two real roots, a 0 answer means one real root and a negative answer means no real roots. Example
X2 + 3X - 10 = 0
a = 1
b = 3
c = -10
32 - 4(1)(- 10)
= 49
----------------a positive answer telling you this quadratic function has two real roots.
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