Quadratic Equations

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Dih

Last updated 6:02 PM on 6/29/26
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6 Terms

1
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Standard form of a quadratic equation

  • ax² + bx + c = 0

2
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Quadratic Formula

  • x = (-b ± √(b² - 4ac)) / (2a)

3
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If the quadratic equation has two distinct real roots, its discriminant is?

  • b² - 4ac > 0

4
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If the quadratic equation has two equal real roots, its discriminant is?

  • b² - 4ac = 0

5
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If the quadratic equation has no real roots, its discriminant is?

  • b² - 4ac < 0

6
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Discriminant of a quadratic equation

  • b² - 4ac