Decades: 50s BC 40s BC 30s BC 20s BC 10s BC - 0s BC - 0s 10s 20s 30s 40s
13 BC 12 BC 11 BC 10 BC 9 BC - 8 BC - 7 BC 6 BC 5 BC 4 BC 3 BC
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... intersects the x-axis in two points.) If the discriminant is negative, then there are two different solutions x, both of which are complex numbers. The two solutions ...