Step-by-step explanation:
b² - 4ac is called discriminant
b² = 4ac, the roots are equal (D = 0)
b² > 4ac, the roots are real and unequal (D>0)
b² < 4ac, the roots are imaginary (D<0)
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Step-by-step explanation:
b² - 4ac is called discriminant
b² = 4ac, the roots are equal (D = 0)
b² > 4ac, the roots are real and unequal (D>0)
b² < 4ac, the roots are imaginary (D<0)